Which of the Following Scenarios Provides an Example of Nonverbal

Which of the following scenarios provides an example of nonverbal communication that is most likely to have a negative impact on the outcome of a talk?

A) Tim leans forward while speaking with his project manager about the project details.
B) Radhika, an American, maintains sustained eye contact with another American client during a presentation.
C) Vincent keeps maintains a low tone of voice when he is angry with Keith.
D) Rudolph fidgets frequently when he delivers a Powerpoint presentation to his sales team.