Since there is no action verb, I am positive that the answer is Predicate Nominative, because there is a linking verb (is) but no action. Direct and Indirect objects require action/
Answer:
did you already answer with second person?
C: Hook, Background Information and Thesis Statement.
I might be wrong, but I think the error is the way they spelled okay. When you are writing in an essay or any other forms of writing, I think you’re supposed to spell the word out instead of abbreviating it.
I hope this helps :)