Which is an example of a behavioral adaptation for a mouse?
a. a mouse has sharp teeth that allow it to gnaw through barriers.
b. a mouse has brown fur that allows it to blend into its surroundings and evade predators.
c. a mouse has a keen sense of smell that allows it to find food.
d. a mouse lies still when it sees a cat, which it evade detection by a predator.

The answer is D.A mouse lies still when it sees a cat, which helps it evade detection by a predator.

Behavioral adaptations are thing organisms do to increase their chance to survive and reproduce. This is, actually, how organisms react in response to a threat. For example, animals could move from place to place, or imitate something they are not (mimicry). The example of mouse's behavioral adaptation is when mouse sees a cat, it lies still in order to evade it. Mouse changes its behavior to survive.

When you are making a guess you are forming a hypothesis