There is no passage and answer choices, so it is impossible to answer this question. I apologise.
Answer:
The author uses precise numbers implying he has done his research and knows what he is saying, and his use of vocabulary suggests he is educated on the subject and knows what he is talking about.
Explanation:
You're talking about the crucible right? Abigail Williams threatens the other girls because she wants the chaos of a witch hunt to ensue. If the girls spoke up, Abigail would be caught and John Proctor's wife Elizabeth would not have to pay for "stealing" John.