Read this sentence from the text. More chemical processes cause other pigments to develop within the leaves.

Which detail supports the idea presented in the sentence?

A.
Anthocyanin is produced when days are sunny and night temperatures drop below 45 degrees.

B.
Chlorophyll production stops when days shorten and the temperatures drop.

C.
While all leaves contain golden yellow and carrot–orange pigments, they do not always show.

D.
Autumn is when chemical processes take place in trees and the pigments of colors begin.