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:
A glacier moved through an area years and years ago, and scientists can tell this by (A) looking at the moon (B) looking at the dogs (C) looking at the sky conditions (D) glancing at nearby stone
answer:
D


question:
Soil could be Earth's what? (A) dermis (B) Buddy (C) Magic (D) Tears
answer:
A


question:
Who would find an arctic environment most pleasant? (A) iguanas (B) parka squirrels (C) tiger sharks (D) Burmese pythons
answer:

B