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").

A shoe seems gold and green at first, then at second glance looks blue and silver. This could be due to (A) interrogation (B) comas (C) refractions (D) cellulite
C

What would light bounce off of when it hits it? (A) a wall painted grey (B) old worn out leather (C) a freshly waxed car (D) a street made of gravel
C

A white environment is likely to be found (A) in a forest (B) on a mountain (C) in a desert (D) in the ocean

B