Which of the following does NOT describe Oceans? A lot is still unexplored
97% of earth's water
Encompasses 70% of earth's surface
Rivers, lakes, streams, ponds

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.