What kind of protective measure is it when a skunk uses body odor to protect itself from predators?

physical defense

chemical defense

camouflage

social defense

Option (b) is the correct answer.

Explanation:

It is known that various chemical reactions take place inside human body and body odor occurs due to one such chemical reaction.

This body odor leads to a stinking smell due to which predators stay away from their target.

Thus, we can conclude that when a skunk uses body odor to protect itself from predators then it is a chemical defense.