Answer:
b. "Why is this good or bad?"
Step-by-step explanation:
When preparing speech for a question of value, the speaker should bear in mind that he will be addressing matters bordering on morality. This means that he will answer questions pertaining to how good or bad a matter is. To prepare for such a speech, the speaker should make an introduction of the information or appeal to be discussed.
He should provide facts and evidence that will support his chosen side. While doing this, he should also consider the perspective of his audience. Other kinds of speeches address question of facts and questions of policy.