The correct answer is: D. Property insurance.
Property insurance is a broad form of insurance that covers a wide range of property, including homes, businesses, and personal belongings. It can protect you from losses caused by fire, theft, vandalism, and other disasters.
Mortgage insurance is a type of insurance that protects the lender in case the borrower defaults on their mortgage. It is required by most lenders for borrowers with a down payment of less than 20%.
Automobile insurance is a type of insurance that covers the costs of damage to your car or other property, as well as medical expenses and lost wages if you are in an accident. It is required by law in most states.
Liability insurance is a type of insurance that protects you from financial losses if you are sued for damages. It is required by law in most states for drivers and homeowners.
In conclusion, property insurance is the broadest form of insurance, as it covers a wide range of property. Mortgage insurance, automobile insurance, and liability insurance are all more specific types of insurance that cover a narrower range of risks.