Class Definition Ch 04-1

Class Definition Ch 04-1
import java.text.DecimalFormat;
public class Student
{
private String name;
private String major;
private double gpa;
private int hours;

public Student(String newName, String newMajor, double
newGPA, int newHours)
{
name = newName;
major = newMajor;
gpa = newGPA;
hours = newHours;
}

public String toString()
{
// xxxx needs to be replaced
DecimalFormat df = new DecimalFormat("xxxx") ; return name + "\n" + major + "\n" + df.format(gpa)
+ "\n" + hours
}
}

-Refer to Class Definition Ch 04-1: Assume that another method has been defined that will compute and return the student's class rank (Freshman, Sophomore, etc) . It is defined as: public String getClassRank()
Given that s1 is a student, which of the following would properly be used to get s1's class rank?

A) s1 = getClassRank() ;
B) s1.toString() ;
C) s1.getHours() ;
D) s1.getClassRank() ;
E) getClassRank(sq) ;