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:
When is fog most likely to occur (A) 3 p.m. (B) midnight (C) 6 p.m. (D) noon
answer:
B


question:
Offspring receive genes from their parents via what? (A) gene therapy (B) documents (C) double helix (D) paperwork
answer:
C


question:
A bird that weighs twenty pounds will fly easier than a bird that weighs (A) twenty four pounds (B) ten pounds (C) seventeen pounds (D) twelve pounds
answer:

A