Which Person's Advice Is Most Consistent with the Three Key

Which person's advice is most consistent with the three key elements of effective oral communication?

A) Fred, who says, "People should talk as much as possible, so the other person feels no pressure to talk."
B) Blake, who says, "Be sure to tell the speaker if her remarks don't make sense."
C) Wendy, who says, "Your primary concern is making sure what you are saying makes sense to yourself."
D) Bethany, who says, "A good time to be thinking about what you are going to say next is when the other person is talking."