When does a fault occur?
A. A fault occurs when stresses in the crust cause land on one side of the fracture move in a relation to the other side
B. A fault occurs when folding in the crust causes land on one side of a fracture to stay even on the land on one side.
C. A fault occurs when folding in the crust causes land on one side of the fracture to move to relation to the other side.