Silence Has Various Cultural Meanings

Silence has various cultural meanings. Accordingly, the American Apaches

A) do not introduce those who are unknown to each other believing that the parties will introduce themselves when it is appropriate to do so.
B) practice complete silence among strangers until they learn to trust the other party.
C) will go out of their way to avoid silence in a conversation believing that it is rude.
D) do not have a word for silence.
E) have many different words for silence depending on the situation.