How were the Olmecs able to support a civilization and cities? A. by implementing heavy taxes to raise public funds for each community
B. by constructing residential dwellings for the growing populations in its cities
C. by cultivating a surplus of food that could feed its large population
D. by developing a system of roadways to connect different communities

Trading helped the Olmec build their urban centers of San Lorenzo and La Venta. These cities, however, were used predominantly for ceremonial purposes and elite activity; most people lived in small villages. Individual homes had a lean-to—sort of like a garage shed—and a storage pit for storing root vegetables nearby.

Explanation:

answer: a

explanation:

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answer; /// i believe that the correct answer is (a) making presentations;