Which of the following questions could be answered using objective, factual information as opposed to subjective opinion?

answer: c

explanation:

its just the right answer

what are local authorities doing to fix the problem

explanation:

what are local authorities doing to fix the problem

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

the answer to number 5 is fort sumter