Which one of these does not give you information about the main idea

What inference can be made about the characters beliefs

How can a speaker best appeal to an audience? a. by revealing just enough information to make the au us b. by allowing the audience to ask questions about the speech's subject matter c. by adapting the speech to the expectations and knowledge of the audience d. by encouraging listeners who disagree to voice their opinions

If i have enough money, buy a car. a, will b, shall