Over time, the change in the frequency of favorable traits contributes to the process of
which is an important concept when it
comes to both the unity and diversity we observe in all living things.

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms

b 04545

c is the correct answer!