How are fossil fuels formed?
O
A. They are made of melted ice caps.
O
B. They are grown on farms.
O
C. They are made of decayed organisms.
O
D. They are created by volcanoes.

They are made of decayed organisms

Then it's c

Explanation:

C

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