Except for Such Nuclear Processes as Nuclear Reactors, Nuclear Bombs

Multiple Choice

Except for such nuclear processes as nuclear reactors, nuclear bombs, and radioactivity, all of the common forces we see around us daily are due to just two underlying or "fundamental" forces. One of these two forces is the electromagnetic force. The other is

A) the strong nuclear force.
B) the frictional force.
C) the chemical force.
D) contact forces.
E) the gravitational force.