The correct answer should be He developed guidelines for the basics of mapmaking.
He set many standards in mapmaking and described many processes to the world and many of these are so correct that they are even used nowadays.
The correct answer is: to spread awareness of injustice
The interviewee is giving an honest and truthful account of the events that took place. He is stating facts about what him and his family experienced and the injustice of what occurred. He is not critiquing the truth or deflecting from the truth and he is definitely not trying to make the interviewer feel guilty. He is simply telling his truth which is important in spreading awareness of the injustice that the American Japanese were subjected to during World War 2.
The best way to see if this substance is actually an illegal drug is to use a field test called a NIK that will respond to a certain kind of drug, which will confirm or deny if the substance is illegal or not.
Slaves were used to work on farms and do chores for their "owners".