Why are small leaves an adaptation in a desert environment?

a. They trap less water.

b. They minimize water loss.

c. They absorb more light.

d. They fall out in the winter.

I think a) they trap less water because in rainforest they have bigger leaves because it rains mmore

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.