The primary contribution of the moldboard plow to western civilization was that it

a. improved agricultural productivity.
b. aided engineers in road construction.
c. contributed to the switch from infantry to cavalry based armies.
d. removed snow from Alpine passes, facilitating trade.


a

History

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Caesar's reforms sought to

a. rationalize established procedures while strengthening his own authority. b. undo the reforms of Sulla. c. support his de facto position as "king of Rome". d. better control the military forces.

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The first European nation to grant women the right to vote was

a. Spain. b. Britain. c. France. d. Norway. e. Estonia.

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What did journalist Ida Tarbell reveal in her exposé of Standard Oil?

A) illicit deals between John D. Rockefeller and railroad companies B) the economic benefits of trusts, such as stabilized prices C) John D. Rockefeller's attempt to broker a backroom deal with the president D) the company's efforts to take over the railroads E) the failure of the government's trustbusting efforts against the company

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Which of these was proclaimed caliph in Jerusalem in 660?

A) Umar B) Mu'awiya C) Abu Bakr D) Ali

History