Kaycee obtains fire insurance on an empty warehouse. Later, Kaycee manufactures and stores fireworks in the building. A lightning strike in a thunderstorm explodes the fireworks and destroys the building. The fire insurance policy is

A. void, since a material change in risk occurred.

B. voidable if the lightning wasn't foreseeable.

C. valid, since the building was empty when the policy was obtained.

D. valid, since there are negligible liabilities which apply to storing fireworks.