Question

Looking back on previous tests and quiz questions can benefit you in determining what to study because they

Answer 1

answer b because it most likely that it wont be used word for word on another test

Answer 2

Answer: (b) Provide hints on what the teacher thinks is important

Explanation: Clearly, the teacher selects what to ask in the tests, and it is plausible to think that (s)he will select problems that they deem important.

The teacher will know that students look at past tests, and so they will tend to change the wording and values in the tests to prevent plagiarism, so (a) is not the right choice.