In this question, sentence is given with blank to be filled in with an appropriate word. Four alternatives are suggested for question. Choose the correct alternative out of the four.
Leaves ___ in autumn.

Options

A. fall down
B. fall of
C. fall on
D. fall off

Answer

D

Explanation

Fall off : to decrease in quantity or quality.
Fall down: to drop down from a higher level to a lower level.
Here, fall off is the right option.