Correct standard usage is used in this sentence: "paul’s friendship had a strong affect on my life."

I'm not sure if you have any options or what you really need here, but I can tell that this sentence is not correct. The word which should be changed is affect.
The word affect can only be used as a verb - to affect - and not as a noun. It should be changed to effect here.
It had a strong effect on my life.

A. The city budgetB. The frustrated studentsC. The library staffD. The disappointed families

The Answer is (A)