What did Congress do in 1938?

The earth's internal process which drives seafloor spreading is

What is the approximate circumference of the circle shown below? 12.2 cm

Yo! a girl out ! i will give brainliest! hu one of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.