What is the appropriate definition of the hashCode method in class Person?
A. return super.hashCode();
B. return name.hashCode() + age * 7;
C. return name.hashCode() + comment.hashCode() / 2;
D. return name.hashCode() + comment.hashCode() / 2 - age * 3;
Answer:B
What is the appropriate definition of the hashCode method in class Person?
A. return super.hashCode(); B. return name.hashCode() + age * 7; C. return name.hashCode() + comment.hashCode() / 2; D. return name.hashCode() + comment.hashCode() / 2 - age * 3;