Evaluating a source for usability means making sure the information is NOT biased

Which of the following is an example of a thesis statement?

A) reducing bills B) to inform C) to inform my audience of three ways to save on their phone bills D) You can reduce your phone bills in three ways.

When a potential client asks a PR agency to specify details about its abilities, know-how, and proficiency, it is issuing a request for

a. information. b. investment. c. policy. d. proposal.