Which of the following was NOT a cause of increased agricultural production in the Zhou period?

a. Iron plowshares
b. The collar harness

c. leaving fallow land to rest.
d. fertilizer
e. crop rotation


e

History

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Constantinople was captured by the

a. Seljuk Turks, led by Suleyman the Magnificent. b. Ottoman Turks, led by Tamerlane. c. Safavids, under Shah Ismail. d. Ottoman Turks, headed by Mehmet II. e. Mongols, led by Akbar.

History

Which of the following was a component of the nation's first comprehensive health care law passed by Barack Obama?

A) The law excluded health insurance for people with chronic medical conditions. B) The law withdrew tax breaks designed to help small businesses offer health insurance to their employees. C) The law allowed parents to extend their health insurance coverage to their children until they turn eighteen years old. D) The law made it illegal for health insurance companies to deny insurance to people with preexisting conditions. E) The law stated that only American citizens above eighteen years of age would be insured.

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In the late nineteenth century, the assimilation of immigrants was encouraged by

A. church leaders. B. public education. C. religious reform. D. the sale of American products. E. All these answers are correct.

History

What is the subject of Li Qingzhao's poem "To 'Southern Song'"?

A. Living in exile from one's homeland. B. Growing old and losing one's beauty. C. The passage of time. D. Holding on to a grudge.

History