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:
Scandinavian eye color testifies to (A) genes have little effect at all on eye color (B) dominant alleles are more common there (C) recessive genes being more common there (D) Thor's Hammer causes it to be so
answer:
C


question:
A ship navigates with a magnetic compass because it is (A) predictable (B) unpredictable (C) waterproof (D) tradition
answer:
A


question:
A person wanting to signal with light could redirect sunlight with (A) a shoe (B) a steel dish (C) a teabag (D) a cat
answer:

B