The answer is b because I said so
"the difficulty that both Chinese and Japanese immigrants face when they try to pass the immigration stations during that period is : Chinese and Japanese immigrants were restricted by law from entering united states"
"This was known as the exclusion act. The main purpose of this policy was to protect the job opportunities from the united states citizen that being threaten by the availability of cheap immigrant workers"
B. To convince the audience of a certain viewpoint.
Just look and think about persuasive cut it in half to it's original word. Think about the word “persuade,” which means “to convince somebody.” A persuasive essay is has all of the convincing techniques a writers can try to employ. It presents a situations, and can take a stands – either in its favor, or against it – to prove to readers whether it is beneficial or harmful for them.
C) to entertain readers by expressing how embarrassed she felt