Answer: A. a bear Hibernating
Explanation: B has nothing to do with seasons. C is talking about yearly change. D has nothing to do with what season it is. Whereas for A, bears hibernate seasonally
Plastic is taken from the natural, organic substances called Cellulose, Coal, Natural Gas, salt and Crude oil.
The leaf needs the sun to grow and gain energy. the insect then eats the leaf and gets its nutrition and energy.
hope this helps you
:)