HELP PLZ! Which is evidence that supports the dynamo theory?

A. Convection occurs in the mantle very slowly.
B. Silicon in a conductive material.
C. Earth's core contains mostly iron and nickel.
D. Iron does not conduct electricity.
Science A p e x

Its c

Explanation:

Sorry if im wrong I tried my best tho also can you help me on the question I posted? thanks

answer; //the above statement is (false);

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.