Jeremy told a friend that studying for his calculus test is useless because the test questions are so unrelated to course work. his friend clearly saw jeremy's belief in:

The answer is: External locus of control

People who believe in external locus of control, tend to think that all circumstances that happen in their life happen because of outside factors that they cannot control.

In many circumstances, this would lead to the behavior displayed by Jeremy.  Rather than actually making an effort to fix his course score, he decided to do nothing at all because he believe it's outside his control.

why does vagina taste like fish water (asking for a friend)

manifest functions are the recognized and intended consequences of any social pattern, while latent functions are those unrecognized and unintended consequences. to analyze the manifest functions of any social institution, we have to study its contribution to the continuation of a group, community, or society.