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One of the main reasons John D. Rockefeller was able to succeed in the oil industry was because he

A) encouraged competition.
B) treated his competitors fairly.
C) combined vertical and horizontal integration.
D) urged government regulation of the oil industry.

User Brutallord
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2 Answers

3 votes

Answer:One of the main reasons John D. Rockefeller was able to succeed in the oil industry was because he

A) encouraged competition.

Eliminate

B) treated his competitors fairly.

C) combined vertical and horizontal integration.

D) urged government regulation of the oil industry.

Step-by-step explanation:

c

User Benedikt B
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6 votes
He combined vertical and horizontal integration. 
User Arzaquel
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