The correct options is "d. should not be made up unless you are offering a hypothetical example. "
It's a smart thought to abstain from making up a story to open your discourse except if you take note of that you are offering a hypothetical example. It is likewise vital that your story be convincing, identify with your message, and take up a proper measure of time.
so other options, "must come across as unbelievable," "need not relate to your message if it is entertaining," and "should take at least a few minutes to tell" are all incorrect.
"Must make the audience laugh" is also incorrect in light of the fact that a story require not be diverting to be successful in the introduction.