History, 10.09.2021 03:50 goforthmusic235

PLEASE HELP! Which of the following innovations helped early cultures develop in the American Southwest?

Question options:

A) the construction of rope bridges across gorges

B) a system of numbers that included the concept of zero

C) the use of irrigation to farm in the desert

D) the use of mud to build canals and fill in lakes

Answers: 2

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