How did John D. Rockefeller's purchase of a barrel-making factory contribute to the expansion of his petroleum business? A
It allowed him to reduce his cost of production.
B
It allowed him to guarantee he had the best barrels.
С
It allowed him to diversify his investments and make more money.
D
It allowed him to make enough money building barrels to buy established petroleum companies.

the two major parties acting together and cooperating when making decisions is bipartisan

the answer is b for brother

it would have concentrated power in the executive branch of the government. it would have restored balance among the three branches of government. it would have set a precedent for government intervention in the economy. it would have signaled an end to all the programs of roosevelt’s new deal.

did this .

he is a vloger now and he could't be vlogging everyday when he had to do the casting for minato.