Which statement about inertia is incorrect?

What statement about inertia is incorrect ?

A. The more mass an object has the more inertia it has.

B. Inertia is the tendency of an object to resist any change in its state of rest or motion.

C. Inertia is an outside force rather than a property of
object.

D. The greater the inertia of an object the harder it is to move.