Hurry this is on my final for the year!! Given an integer, how do you find its opposite?

Hurry this is on my final for the year!! Given an integer, how do you find its opposite? Complete the explanation.

Find the integer that is distance from but on the side of 0

The first blank the answer it might be is
A. The same
B. A different

The Second blank it doesn't tell me what is might be.

The third blank the answer might be is
A. Same
B. Other

That is all it tells me on the question.​