Rockefeller3.Beginning with a small oil refinery, this man‘s Standard Oil began to put competitors out of business.
Answer:
high tariffs, against slavery = north
low tariffs, for slavery, western expansion of slavery =south
cheap public land = west
govt. built roads = east
Explanation:
Most hills are "B. Not steep", since for it to be a hill it needs to be somewhere in between the elevation of flat land and mountainous land, which of course is much higher and usually steeper.
