Which of the Following Is the Clearest Example of a Question

Which of the following is the clearest example of a question that might be found on a push poll?

A) Are you familiar with Rosemary Austin's voting record on tax subsidies for energy producers?
B) Would you approve or disapprove of the job that Rosemary Austin is doing if you knew that she never even reads the legislation before voting to spend your tax dollars?
C) Do you plan to vote for Rosemary Austin for the House of Representatives this November?
D) Do you approve or disapprove of the job that Rosemary Austin is doing?