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").

Sliding off concrete and onto gravel produces higher levels of (A) shine (B) value (C) longevity (D) chafing
D

A hatched chick will know how to construct a nest when it needs to because it is (A) instinctual (B) considerate (C) learned (D) a given
A

What would a fly find most compelling? (A) a science fiction movie starring the actor Jeff Goldblum (B) a toilet seat scrubbed with baking soda and vinegar (C) a saline solution for contact lenses (D) a steak forgotten on a counter for an entire day

D