What is the opposite of monsoon?​

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.

Can you give an explanation of what medc and ledc are.

Name two factors that, "power of magnetic field " of earth.