How did Rockefeller use horizontal integration? A.
by controlling all aspects of the production process
B.
by using huge profits to eliminate his competitors
C.
by getting an exclusive government contract
D.
by buying out all the competing oil companies

I think its D but im not all the way sure

Explanation:

Rockefeller used horizontal integration to build the Standard Oil empire by making agreements with railroads. Rockefeller's business was big enough that he could negotiate favorable rates for transporting oil because he was transporting a lot of oil and the railroads wanted his business

to oppose fdr’s new deal

explanation:

the american liberty league. the american liberty league was a nonpartisan organization formed in 1934 in opposition to the new deal. the organization's stated goal was “to defend the constitution and defend the rights and liberties guaranteed by that constitution.”

the process of industrialization is called a revolution because