A.I. Explanation:

Correct answer: heartless

Explanation: The word 'heartless' fits grammatically as an adjective describing the horseman, aligning with the context of the sentence which discusses the risks of society becoming devoid of empathy amidst rapid technological advancement.

Meaning: 'Heartless' means lacking compassion or empathy, suggesting that society may become indifferent to the implications of its technological progress.

Wrong options:

• lessened: 'Lessened' is a past participle that implies a reduction, which does not appropriately describe the horseman in this context.
• skilful: 'Skilful' suggests proficiency, which does not align with the negative connotation intended in the sentence.
• troubled: 'Troubled' implies distress or concern, which does not fit the context of a horseman representing a lack of empathy.

Correct answer: connection

Explanation: The word 'connection' fits contextually as it refers to the relationship or bond that is deeply felt, which is necessary for understanding the implications of technological changes, making it a suitable noun in this context.

Meaning: 'Connection' refers to a relationship or link between people or ideas, emphasizing the importance of understanding and empathy in the face of change.

Wrong options:

• acquittal: 'Acquittal' refers to a legal term meaning being declared not guilty, which is irrelevant in this context.
• contemplation: 'Contemplation' implies deep thought, but it does not convey the relational aspect that 'connection' does.
• feelings: 'Feelings' is a general term for emotional responses, but it lacks the specific relational nuance that 'connection' provides.

Correct answer: available

Explanation: The word 'available' fits grammatically as an adjective indicating that reflection and connection can be accessed or found, aligning with the context of the sentence discussing the presence of these elements in various venues.

Meaning: 'Available' means accessible or ready for use, indicating that opportunities for reflection and connection exist.

Wrong options:

• ignored: 'Ignored' suggests that something is being overlooked, which contradicts the idea that these reflections are present and accessible.
• interrupted: 'Interrupted' implies a break or pause, which does not fit the context of something being readily available.
• present: 'Present' could imply existence but does not convey the sense of accessibility that 'available' does.

Correct answer: collectively

Explanation: The word 'collectively' fits grammatically as an adverb describing how the humanities are known, indicating that they are recognized as a group, which aligns with the context of the sentence.

Meaning: 'Collectively' means done together or as a group, emphasizing the collaborative nature of the humanities.

Wrong options:

• collected: 'Collected' is an adjective that implies something has been gathered, which does not fit the context of how the humanities are recognized.
• collectedly: 'Collectedly' is not a standard adverb and does not fit grammatically or contextually in this sentence.
• collection: 'Collection' is a noun that does not serve as an adverb to describe how the humanities are known.