Construct an E-R diagram for a car-insurance company whose customers own one or more cars each. Each car has associated with it zero to any number of...

• Construct an E-R diagram for a car-insurance company whose customers own one or more cars each. Each car has associated with it zero to any number of recorded accidents.• Construct an E-R diagram for a hospital with a set of patients and a set of medical doctors. Associate with each patient a log of the various tests and examinations conducted.