What role do natural barriers play in ancient societies? Compare and contrast examples from some of the ancient civilizations we’ve looked at.

a.

congress passed laws allowing for free passage between states.

ccp would be the answer : )

explanation:

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

democracy

explanation: