How have fossil fuels contributed to some of the advances humans have made?
Do you think the advantages of fossil fuels outweigh what they cost the environment? Why
or shy not? What other sources of fuel are available to us?

- "a nonrestrictive clause functions as a modifier to a noun (that is an object, person or concept). these clauses can be described by the following three options: it is set off by comas, it contains a subject and a verbs and it adds nonessential information to the sentence.

for example, in "here is bill gates, who confounded microsoft software company" we can identify "who confounded microsoft software company" as a nonrestrictive clause modifying the noun bill gates. this clause can be describes as a nonrestrictive clause because it is separated by a comma, it adds nonessential information to identify who bill gates is and it must contain both a subject (who) and a verb (confounded)."

answer: fog is black

explanation:

cause idek what ur talking about and you should learn it ur self

i’m pretty sure it is the second