What gesture opens communication with your audience, keeps them interested, and makes you more believable?

According to Mark Knapp, creator of the stages of relationship development, the terminating

stage is inevitable, as all relationships eventually come to an end. Indicate whether the statement is true or false

Which of the following is a way to ensure comprehension and retention throughout a speech?

A) ?Appealing to diverse learning styles B) ?Choosing an unfamiliar language C) ?Using bland language and examples D) ?Refraining from comparing unfamiliar ideas with familiar ones