4. know the industries and tactics of andrew carnegie and john d rockefeller.
a. carnegie:
b. rockefeller:

First off come on you should know this

Rockefeller was Oil and he lowered his prices so low it drove others out of business

Carnegie was Steel and he bullied and bought out other companies

i actually think that the correct answer is: the roman senate power's could not exercise complete control over the common people or plebeians.

.hope that . and can i get brainest point