During the first forty years of virginia's existence, african slaves a. had only a small presence in the colony. b. were consulted for choosing the best sites to plant tobacco. c. were the cheapest form of labor available.

a.

Explanation:

According to my research on United States History, I can say that based on the information provided within the question African Slaves had only a small presence in the colony. African Slave were known to work fields and Virginia was just beginning to colonize so work was mostly on building houses and settling down. Also Virginia had a lot of Mormons which are known to be hard workers who like to provide for themselves.

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i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.