By 1877 john d. rockefeller controlled 90 percent of oil refineries in the united states because of a. government subsidies. c. from the railroads. b. the purchase of competitors companies during poor economic times. d. the financial assistance from his father.

What are the reasons that some europeans moved and began colonizing the new world? select all that apply: options: better economic opportunities. some were escaping religious persecution. attempting to increase their wealth, despite the hardships and risks. the new world was safer and more secure than the old world.

The crittenden compromise which option explains the role that this legislation played in the buildup to the civil war? it attempted to resolve the complications introduced by the missouri compromise; this to stave off the civil war. it sought to encourage southern diplomats to take their seats in congress so their voices could be heard in government. it proposed six amendments to the constitution aimed at protecting slavery; however, its passage was blocked by congress. it attempted to establish stipulations that made secession from the united states constitutionally legal.

What problem made china reluctant to improve relations with the united states? apex answer