MysteryClass -First: Int

Multiple Choice

MysteryClass
-first: int
-second: double;
+MysteryClass()
+MysteryClass(int)
+MysteryClass(double) ;
+MysteryClass(int, double)
+setData(int, double) : void
+getFirst() : int
+getSecond() : double
+doubleFirst() : int
+squareSecond() : double
+print() : void
+equals(MysteryClass) : boolean
+makeCopy(MysteryClass) : void
+getCopy() :MysteryClass
Which of the following would be a default constructor for the class MysteryClass shown in the accompanying figure?

A) public MysteryClass() { setData(0, 0.0) ; }
B) public MysteryClass(0, 0.0) { setData() ; }
C) public MysteryClass(0) { setData(0, 0.0) ; }
D) private MysteryClass(10) { setData() ; }