Which phrase best completes the table? A. Ended the Warring States period
B. Overthrew the Zhou dynasty
C. Sent armies to invade Europe
D. Built cities with high walls.

Brainliestttme : ) why was the launch of sputnik in 1957 important? -most in the u.s. had not thought the soviets were capable of producing satellite technology. - it made clear that the u.s. space program was dominant. - most in the soviet union had not thought the u.s. was capable of launching manned aircraft. -it established the fact that a more dangerous hydrogen bomb could be created.

Nations that do not have an industrial economy are called?

Contrast the ways that frederick douglass and satchel paige to achieve positive changes for african americans.