Answer:
Excerpt 2
The people made Jewlry money expensive clothing.
Shopping bags weapons guns nifes.
Explanation:
Answer: To fit his meter and rhyme scheme.
Answer: The correct answer is... "and developed historical characters"
Explanation: I just took this quiz and got the answer right.
It should not be controversial: it would only make the research less reliable since people would have their opinions about the topic that they would want to defend. It should also not be obscure: then it's hard to check.
The best answer is that it should be multifaceted: it should include a number of aspects, not just one, so that the test can check for those aspects, not just one.
Could you explain better in the comments?