The two energy sources that cause the most air pollution in the middle east are
a.
coal and gas
b.
nuclear power and oil
c.
coal and nuclear power
d.
gas and oil

answer; ///i believe the correct answer is (c)///unify chinaplz check first

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.