questiosn below

1. public class Product 2. private double price; 3. private String name; private static final double SALESTAX = 7.00; 5. public static int NumProducts = 0; 6. public Product(String name, double price) { 7. price = price; 8. name = name; 9. NumProducts++; 1 10. public String getName() { 11. return name; 1 12. public double getPrice() { 13. return price: 1 14. public void reduce Price (double price) 15. this.price - this.price price; ) 16. public void increase Price (double price) ( 17. Athis.price - this.price + price; > 18. public getPriceWithTax() { 19. return + ((SALESTAX/100)*this.price); 7. Assume in main method of a program, you create a Product Product p1 = new Product("iPhone5", 400.00); System.out.println(p1.getPriceWithTax()); When the program is run, it prints the value 428.00. A. What goes in the blank space in Line 18? (1 point) B. What goes in the black space in Line 19? (1 point) C. What would be the code in the main method to reduce the price of p1 by $50? (2 points) 8. What variable is called a constant variable in the Product class? (1 point)