In the Autumn,the Green Leaves of Sugar Maples Turn Orange

In the autumn,the green leaves of sugar maples turn orange.Which explanation is true?

A) The leaves dramatically increase their production of carotenoids to adjust to the autumn light.
B) The autumn light lacks the blue and orange-red wavelengths found in the summer light.
C) The autumn light has more orange wavelengths than the summer light has.
D) The colors of carotenoids are no longer masked by the color of chlorophyll as the leaves cease to synthesize the chlorophyll pigments.
E) The absorption spectrum of chlorophyll changes to include green wavelengths.