What was the largest single source of air pollution around the world by the 1990s?
a. meta smelting,
b. waste incineration,
c. auto emissions,
d. chemical emissions

Select the correct answer. which sentence about romans in the early roman republic is most likely to be true? use your knowledge of the origin of the roman republic to answer the question. a.they believed that kings could easily become cruel dictators. b.they disliked military generals for leading them into war. c. they were friendly to the people of the neighboring lands. d.they believed that men and women should have equal rights.

Where did people have to work with great organization to be successful at farming? a. on the yellow river basin c. on the hangzhou bay b. on the yangzi river basin d. on the hubei basin

In atleast 150 words evaluate the effectiveness of the presidential election process in the united states