The ancient Maya were able to survive for 1000 years in hostile terrain by . Important steps in altering their environment were and because .
As a result of their hard work, the ancient Maya experienced .
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congress failed to remove johnson. but it did succeed in getting control of efforts to re-build the south following america's civil war. radical republicans wanted to punish the south for starting the war. they also wanted to be sure new governments in the southern states would support the republican party.

hello your answer is d