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").

How can it be shown that an electrical conductor is a vehicle for the flow of electricity? (A) holding an electrified fence can kill you (B) electricity is unable to conduct well through rubber shoe soles (C) sticking a fork into an electrical outlet is safe if it is plastic (D) electricity is a volatile thing
A

Despite what some think, instead  around themselves, our planet spins around (A) pluto (B) the moon (C) the milky way (D) the sun
D

Which can happen during an experiment that might be dangerous? (A) lemon juice splashing (B) students speaking (C) backpacks opening (D) ice melting

A