Answer:
Justice Taney uses the argument that African Americans are not citizens to prove that they are not citizens.
Explanation:
The Court said that black people "are not included, and were not intended to be included, under the word 'citizens' in the Constitution, and can therefore claim none of the rights and privileges which that instrument provides for and secures to citizens of the United which make that a fallacy.
In order to be naturalized, an applicant must first be qualified to apply for citizenship. Then, he or she must complete an application, attend an interview, and pass an English and a civics test. Upon successful completion of these steps, the applicant takes an oath of loyalty, and becomes a citizen.
I believe the answer is B) How to determine the difference between right and wrong. Many medieval texts were themed off of this question. They were about great heroes defeating their foes in great battles.
Hope this helps! Please let me know if I'm wrong :)