You Are Raising Money for a Cause That You Know

You are raising money for a cause that you know many readers will view as hopeless.Which of the following is the BEST strategy you can use to motivate readers to donate to your cause?

A) Remind readers that every little bit helps.
B) Reason by analogy: draw comparisons between your cause and causes that have been successful.
C) Rely very heavily on vicarious participation.
D) Use strong psychological description, with rhythmically pleasing word choices.