I'm kinda sad... I don't want to cry cheer me up pls

Plss anybody know how to do this? ? i need the answers from a through d

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?