Which of the Following Is True of Varying Voice Characteristics

Which of the following is true of varying voice characteristics in a speech?

A) Providing less critical information at a fast pace fails to hold the attention of listeners.
B) Varying the pitch often distracts listeners and forces their attention on the speaker rather than the message.
C) Altering volume from loud to soft can grab and hold the buyer's interest.
D) Increasing the rate of speed causes listeners to misunderstand a message.
E) Maintaining a uniform pitch and speed ensures attention from listeners.