In Mueller V

In Mueller v. Wawanesa Insurance Co., insurance had been taken out on a house when it was being used as a residential dwelling. The building was occupied by three members of a motorcycle gang. The insurance company was not notified of the change. What was the result when the house was destroyed by fire?

A) The failure to notify of the change voided the policy and the insurance company did not have to pay.
B) The failure to notify of the change voided the policy, but the insurance company still had to cover the loss.
C) The failure to notify of the change was immaterial, because there was no proof that is what caused the fire.
D) The failure to notify of the change was immaterial, because there was no misrepresentation at the time the policy was taken out.
E) The failure to notify of the change resulted in the insured being charged higher premiums.