4. How did the development of a complex language help Homo sapiens survive? (1 point) A It permitted them to exchange information.
B It enabled them to hunt in different areas.
C It encouraged them to move to new places.
D It allowed them to make very complex tools.

254.34

step-by-step explanation:

the formula for area of a circle is given by

a = pi * r^2

a = pi * 9^2

a = 81*pi

using 3.14 as an approximation for pi

a = 3.14*81

a = 254.34

hey, did you get this? could you me out?

the map that was shown mostly had eastern asia highlighted. the answer would mostly likely be "the spread of communism into eastern asia set the stage for the korean war."

hopefully this .