Answer:
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. ... Slate is frequently grey in color, especially when seen, en masse, covering roofs.
Answer: D, because in the text it said "pay for her influential impact".
I hope it helped if what i said made sense.. :D
Only toms idea could be scientific since it is testable, can be tested by others, have a hypothesis, and be proven