What is the word to describe the set of correct answers to a test? [closed]

In a multiple choice test the author of the test knows all the correct answers.

What is this set of correct answers called?

I have tried looking this up but I can't seem to find the word. The word in Norwegian is "fasit".


Solution 1:

This is just called an "(answer) key".

Key (Noun): A guide to the correct answers of a worksheet or test.
Some students cheated by using the answer key.