What was one result of russian leaders' resistance to change during the nineteenth century? question 9 options:
a. the tsar developed a different support system.
b. russian serfs began overthrowing the rulers of their fiefdoms.
c. russia struggled to modernize.
d. russia maintained successful relations with long-time allies.

Will have the greatest effect on human health. pollution in the a. troposphere b. stratosphere mesosphere d. thermosphere

What event ensured england safe passage to colonize north america? a) many englishmen desired more religious freedom than the king allowed.b) england's government decided to take advantage of america's wealth of resources.c) england's defeat of the spanish armada in 1588 opened up the seaways.d) cabot claimed the north atlantic coast for england in 1497.

Why is julius caesar considered an important roman leader? a. his assassination led to a civil war that ended the roman republic.b. his commitment to justice led to the creation of the twelve tablesc. his support for democracy led to expand voting rights for all romansd. his policies as dictator led to a period of peace known as the pax romana