Which of the following films is not one of Douglas Fairbanks' swashbuckling spectaculars?

What does the author suggest you do to make your language appropriate?

A) generally avoid ethnic expressions B) use unfamiliar terms C) use formal language D) use slang

According to the text, articulation refers to

a. the pronunciation of a word b. the clarity and enunciation of words and sentences c. speaking quality d. pauses