Concept:The phrase “break his heart” is used figuratively to describe extreme emotional pain or sadness.
Explanation:In the sentence, telling him “that” would cause a strong negative emotional reaction.
The expression “break his heart” does not mean his physical heart is damaged.
Instead, it means he would feel deeply hurt, disappointed, or sad.
Among the given options, “make him very sad” best matches this meaning.
Options B, C, and D suggest different ideas—expectations, disappointment, or suspicion—but none captures the core feeling of deep sadness as precisely as option A.
Answer:A. make him very sad