instruction:
In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
question:
Rubber can protect from (A) cold (B) burns (C) electricity (D) fire
answer:
C


question:
How does erosion impact a river? (A) enlargening (B) warming (C) heightening (D) shrinking
answer:
A


question:
Which are likeliest to rely on nonrenewable resources? (A) windmills (B) dams (C) solar panels (D) cell phones
answer:

D