12 The regular price of an item at a store is p dollars. The item is on sale for 30% off the regular price. Expression W: 0.3p Expression X: 0.7p Expression Y :p – 0.3p Expression 2 :p - 0.7p Which two expressions represent the sale price, in dollars, of the item? A Expression X and Expression Y > B Expression W and Expression X c) Expression W and Expression Y D Expression Y and Expression Z