Final answer:
The claim for the accident caused by Charles while driving Mary's company car will be settled through Mary's employer's car insurance coverage.
Step-by-step explanation:
In this situation, the claim for the accident caused by Charles while driving Mary's company car will typically be settled through the car insurance coverage provided by Mary's employer. The company car is usually insured under a commercial insurance policy, which typically includes liability coverage for bodily injury and property damage caused by the driver of the car. Therefore, Mary's employer's insurance policy should cover the damages and injuries resulting from the accident.