Agriculture created a surplus, which allowed people to
B. hunt more animals
A. specialize
D. practice religion
C. move into bigger caves

What is a small water source like a stream or brook?

Scientists believe that differences in cause hot, plastic-like rock in the asthenosphere to rise toward earth's surface. a. density c. weight b. magnetism d. composition c. conduction. d. density.

The us and canadian governments are doing all of the following to combat environmental problems except a. encouraging the use of public transportation b. enacting clean water policies c. requiring emissions testing d. limiting animal populations in some regions