Which of the Following Is the BEST Call-To-Action Sentence for a Persuasive

Multiple Choice

Which of the following is the BEST call-to-action sentence for a persuasive memo to employees for contributions to the United Way campaign?

A) I hope you will use the enclosed card to respond with a generous gift.
B) Become part of a winning team by indicating on the enclosed card your generous gift of $100, $500, or other designated amount.
C) If you feel you can help, please indicate on the enclosed card how much you can give; the decision is yours.
D) Please consider giving as much as you feel you can to the United Way.