Sale Price Retail Price $500 Coupon 25% off Phone Plan A Phone Plan B $435 $50 off Which phone plan has the better deal and why? A.) Plan A is a better deal because it is $40 less than Plan B B.) Plan B is a better deal because it is $90 less than Plan A C.) Plan A is a better deal because it is $10 less than Plan B D.) Plan B is a better deal because it is $10 less than Plan A can yall do a step by step because I need it