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").

[EX Q]: insulation for the purposes of moving electrons involves (A) conductor wrapped wire (B) insulator wrapped insulator (C) non coated metal (D) insulation encompassed wire
[EX A]: D

[EX Q]: Some people have an (A) tubs for skin (B) extra rib (C) snakes for hair (D) magic
[EX A]: B

[EX Q]: If an area of land is sloped to the right and a body of water is on that slope, then the river will flow (A) pollution (B) to the right (C) species (D) to the left
[EX A]:
B