C. On several occasions.
Because they are telling you information based on a claim, informing you why. It is evidence, therefore an example.
Answer:
incorrect
Explanation:
I always walk with my companion who does not tell me to rest.
C and D aren’t the answer,which leaves A and B. I’m guessing the answer is B.
All you have to do is restate your topic sentence but in a different way and make your point more clear.
Answer:
A sudden hush fell on the crowd as Mr. Summers cleared his throat and looked at the list.
Explanation:
The phrase from the excerpt that best reveals how the social environment shifts as the lottery begins is "A sudden hush fell on the crowd as Mr. Summers cleared his throat and looked at the list.".
This is because, by mentioning that there was a sudden silence in the crowd as the lottery numbers were about to be called shows that the social environment shifted as the announcement was about to be made.