While creating an application for a hospital, which entities should be defined as classes? 1. Doctors Patients Nurses a. d l of the listed items Which of the following options would be appropriate to be defined as classes in an auto rental application? 2. Car and RentalApplication. Vehicle, Car, Truck, and SUV Car, Auto, and PayForCar Car, Auto, and PrintRentalAgreement. a. In the following class definition, which of the data members or member functions are encapsulated from the class users? 3. class Car public: Car () void startO void stop) private: double speed; void set speed (double new speed); a. void start () and void stop () b. Car (), void start (), and void stop () c. double speed and void set speed (double new speed) d. void start (), void stop , double speed, and void set speed (double new speed)