A.I. Explanation:

Correct answer: associated

Explanation: The word 'associated' is the past participle form of the verb 'associate,' which fits grammatically as it describes the relationship between education and wellbeing. The context indicates that education and wellbeing are linked, making 'associated' the correct choice.

Meaning: 'Associated' means to be connected or linked with something else.

Wrong options:

• promote: The verb 'promote' does not fit here as it implies an active role in encouraging something, rather than indicating a relationship.
• giving: The gerund 'giving' does not fit grammatically as it does not convey a relationship between education and wellbeing.
• sending: The gerund 'sending' is unrelated to the context of linking education and wellbeing.
• contributing: The gerund 'contributing' implies an active role in providing something, which does not fit the context of association.
• social: The adjective 'social' does not relate to the action of linking education and wellbeing.
• improving: The gerund 'improving' suggests an action that enhances something, which does not fit the context of association.
• waiting: The gerund 'waiting' does not relate to the context of education and wellbeing.

Correct answer: improving

Explanation: The word 'improving' is a gerund that fits grammatically as it describes the action of enhancing earnings, which is a key aspect of the relationship between education and wellbeing. The context supports this action as a means of promoting wellbeing.

Meaning: 'Improving' means to make something better or enhance its quality.

Wrong options:

• promote: The verb 'promote' does not fit here as it suggests an active encouragement rather than an enhancement of earnings.
• associated: The past participle 'associated' does not fit as it does not describe an action related to earnings.
• giving: The gerund 'giving' does not relate to the context of enhancing earnings.
• sending: The gerund 'sending' is unrelated to the action of improving earnings.
• contributing: The gerund 'contributing' implies an active role in providing something, which does not fit the context of enhancing earnings.
• social: The adjective 'social' does not relate to the action of improving earnings.
• waiting: The gerund 'waiting' does not relate to the context of enhancing earnings.

Correct answer: social

Explanation: The word 'social' is an adjective that fits grammatically as it describes the type of mobility being discussed. The context indicates that the mobility referred to is related to social structures, making 'social' the appropriate choice.

Meaning: 'Social' refers to anything related to society or its organization.

Wrong options:

• promote: The verb 'promote' does not fit as it does not describe a type of mobility.
• associated: The past participle 'associated' does not fit as it does not describe a type of mobility.
• giving: The gerund 'giving' does not relate to the context of describing mobility.
• sending: The gerund 'sending' is unrelated to the context of mobility.
• improving: The gerund 'improving' does not describe a type of mobility.
• contributing: The gerund 'contributing' does not fit as it does not describe a type of mobility.
• waiting: The gerund 'waiting' does not relate to the context of mobility.

Correct answer: contributing

Explanation: The word 'contributing' is a gerund that fits grammatically as it describes the action of playing a part in economic growth and equality of opportunity. The context supports this action as a means of promoting a good society.

Meaning: 'Contributing' means to give or add something to a common cause or effort.

Wrong options:

• promote: The verb 'promote' does not fit here as it suggests an active encouragement rather than an action of contributing.
• associated: The past participle 'associated' does not fit as it does not describe an action related to economic growth.
• giving: The gerund 'giving' does not relate to the context of contributing to economic growth.
• sending: The gerund 'sending' is unrelated to the action of contributing to economic growth.
• social: The adjective 'social' does not relate to the action of contributing.
• improving: The gerund 'improving' does not describe an action of contributing to economic growth.
• waiting: The gerund 'waiting' does not relate to the context of contributing.