Based on the data definition class and implementation class identified below, which of the following statements is legal/allowed to be added into implementation class after Line 5? 1 public class Textbook { 2 private String name; 3 private double wholesaleCost; 4 5 public String getName() { return this.name; } 6 public double getWholesaleCost() { return this.wholesaleCost; } 7 8 public void setName (String name) { 9 this.name = name; 10 } 11 12 public boolean setWholesaleCost (double wholesaleCost) { 13 final double MIN_COST = 0.00; 14 final double MAX_COST = 99.99; 15 16 if (wholesaleCost = MIN_COST && wholesaleCost