Can anyone just explain me how to inbox someone, cause I just can't do it :(

Suppose you connect a battery to a small light bulb with a single wire. what do you think will happen? explain your answer.

What is the best way to improve the conclusion? add a sentence to the ending that summarizes the writer’s topic. add a sentence to the middle that reflects on the writer’s experiences. revise the final sentence to have a different tone. revise the first sentence to state a future goal.

Wiesel interrupts the narration that begin with, "a few ss officers wandered through the room, " with a parenthetical insertion. explain the purpose of the insertion.