A House Plant That Has Been Covered Entirely with Blue

A house plant that has been covered entirely with blue cellophane and then placed in the window ______ because _____.

A) will grow toward the light; auxins accumulate on the dark side
B) grow straight up; no auxin gradients will occur
C) will grow away the light; auxins accumulate on the lighted side
D) will grow toward the light; auxins accumulate on the lighted side
E) grow straight up; auxin will increase on both sides