What did the zhou dynasty use to increase its power? a. iron b. bronze c. gold d. copper

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.

when in doubt choose c

it's what my teacher told my class when we were going into psats