Advocates, contends, points out, and states are all examples of

A. predicates.
B. attributions.
C. citations.
D. helping verbs.

my answer is d.

No.

"Helping verbs" is another term for "auxiliary verbs."
http://grammar.ccc.commnet.edu/grammar/auxiliary.htm

If you are not 100% sure of the meanings of any word or term, be sure to look them up.
http://www.dictionary.com
or
http://www.onelook.com

my answer is b.

No. It's clear that you haven't looked up those terms (the four answer possibilities).

You've guessed wrong twice. Now you're on your own.

You can also look up grammar and writing terminology here:

http://grammar.ccc.commnet.edu/grammar/index2.htm

I was corect with the second answer.

I took the exam and it was corect.

b. was the answer.

but thanks anyway.

OK, I'm glad you got it correct.

I would have put "predicates" because all are verbs, but I understand b, too.

my test results said D was wrong