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").

[Q]: Grooves in the ground are a sign of (A) sink holes (B) erosion (C) water accumulation (D) high traffic
[A]: B


[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
[A]: D


[Q]: This is likely to be an insulator (A) a flip flop (B) a can (C) water (D) a car
[A]:
A