When you use a direct quotation, you should cite the text exactly, put quotation marks around it, and cite the page. What else should you do?

A.
write a summary of the section the quotation comes from, to provide context

B.
write your commentary about the quotation, explaining why you agree or disagree

C.
find a similar quotation from another source, to validate the first one

D.
find a quotation from another source that contradicts this one, to give perspective