11.4 China Under the Ming and Qing
1. What two dynasties governed China?

Historians typically consider the following dynasties to have unified China proper: the Qin dynasty, the Western Han, the Xin dynasty, the Eastern Han, the Western Jin, the Sui dynasty, the Tang dynasty, the Wu Zhou, the Northern Song, the Yuan dynasty, the Ming dynasty, and the Qing dynasty.

Explanation:

the answers are excess supply, and fall

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in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation: