1. Why are nonrenewable energy sources important to humans? (Select all that apply.)
They can be used to create motor oil.
They can be used to make gasoline.
They can be used to create wind.
They can be used to make plastics.

yes

Explanation:

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )