Leaves of Many Plants Change Colors in the Fall Because

Leaves of many plants change colors in the fall because

A) the cooler weather causes plants to produce more of the photosynthetic accessory pigments.
B) chlorophyll in the leaves degrades with shorter days and cooler temperatures.
C) the decrease in daylight hours causes the plant to produce more of the photosynthetic accessory pigments.
D) the plants produce more chlorophyll.
E) All of the answer choices are correct.