China’s economic expansion after the cultural revolution is a result of
a. new capitalist reforms.
b. new political reforms.
c. new trade reforms.
d. new socialist reforms.

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explanation:

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donald carl johanson (born june 28, 1943) is an american paleoanthropologist. he is known for discovering – with yves coppens and maurice taieb – the fossil of a female hominin australopithecine known as "lucy" in the afar triangle region of hadar, ethiopia.

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i googled "who was kolson johanson" and this is the answer i found.

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