I need help please quick p

I believe that the answer is:

1. participating in a formal discussion -- purposeful

2. taking notes in Science class -- critical

3. attending a rock concert -- appreciative

4. bees buzzing outside the window -- passive

Explanation:

c? not a 100% sure

explanation:

voracity is the noun corresponding to the adjective voracious, which means (1) eager to consume a great amount of food, or (2) marked by an insatiable appetite. veracity is far more common than the rare voracity, so the latter is sometimes used in place of the former.