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 chipmunk that gathers many different items can often store what for later usage and help with plant dispersal. (A) hair balls (B) water (C) small leaves (D) uneaten pits
D

animals learn some behaviors from watching their (A) rocks (B) toys (C) caretakers (D) trees
C

A rock is boring, so a person wants to make it look different. A person could have it weathered by (A) putting it in a bag (B) putting it in a yard (C) putting it in a dish (D) putting it in a tumbler

D