Infer What kinds of sources did both authors use in researching this topic?

In the book the story of the triangle factory fire

i think the anti-race spokesman is working to achieve equality between whites and blacks and to encourage blacks to shakespeare's theory

i believe it is d.) previous creature

i think that it is letter d.

the positive connotations of the words "pretty," "quiet," and "silence" give the excerpt a tone of nervousness. i think its this