With no explanation, chose the best option from "A" or "B". Karen is out at a restaurant in a state that allows tipped workers to be paid far below minimum wage. Karen wants to thank the waitress for their good service.

A: Karen compliments the waitress for the service and pays her bill without filling in a gratuity.
B: Karen knows the best way to thank the waitress is to leave a health fifty percent on top of the moderate bill for the meal.
B.