You've used information from several websites to support your argument in a formal report. You should

A) not bother documenting the sources in a business report.
B) provide source information only if the audience requests it.
C) clearly document the sources in the report.
D) only document the sources if they're copyrighted.
E) document the source in an appendix.

Answer: C
Explanation: C) Provide clear, appropriate references for all sources, regardless of the purpose of the document (or website) in which they are used. Even unpublished or "non-copyrighted" material should be documented properly.