Chemical energy can be stored and used.
The desert environment makes it difficult to take in water, so leaves that are small would adapt to the desert environment by trying to conserve the little water that they do receive. Therefore, your answer should be:
b. They minimize water loss.
Answer:
work together to carry out a life function
It depends on the organism, they all vary, they can reach up to 90% but I’m not sure so pick C:70%