I think you meant to ask:
What is the best example of using context clues to define the word immense?
A. Although I had heard about the immense cliff, I have never imagined it was so big.
Definition: huge
B. The cliff was very immense.
Definition: tall
C. The immense cliff was before me, covered in stones.
Definition: rocky
D. The cliff was so immense, I could never climb it.
Definition: scary
By the way, the answer is A. I took the quiz and the correct answer was A.
Hope it helped! :)