Question

cheerful; optimistic
choose an answer
1 melancholic
2 heterogeneous
3 sanguine
4 sardonic

Explanation:

To solve this, we analyze the meaning of each option:

• "melancholic" means sad or gloomy, opposite of cheerful/optimistic.
• "heterogeneous" refers to diversity in composition, not related to mood.
• "sanguine" means cheerful, optimistic, or positive, matching the given description.
• "sardonic" means mocking or cynical, not cheerful.

Answer:

1. sanguine