According to Your Text,which Statement Best Summarizes the Research Done

According to your text,which statement best summarizes the research done on the voice?

A) People respond best to communicators who speak at the same rate they do.
B) Having an attractive voice confers no real social advantage in the short term.
C) Communicators who speak loudly and without hesitations are viewed as more truthful than those who pause and speak quietly.
D) When vocal elements contradict the verbal message, people will usually judge the speaker's intention from the words, not the voice.