(Calling get Methods in a Class's Body) In Figs. 4—5 methods earnings and toString eac...

(Calling get Methods in a Class's Body) In Figs. 4—5 methods earnings and toString each call various get methods within the same class. Explain the benefits of calling these get methods within the classes.

Fig. 4 CommissionEmployee class uses methods to manipulate its private instance variables.

Fig. 5 BasePlusCommissionEmployee class inherits from CommissionEmployee and accesses the superclass’s private data via inherited public methods