Calculate the lifetime value (LTV) for the three customers below. Assume that each customer has a reasonable life span of 90 years. Based on their LTV, which is the most profitable customer for MK Grocery. Be sure to give the customer's name and LTV in your answer. (Calculator needed.) Customer 1: Louise - Louise is a single senior who spends an average of $45.00 every week at MK Grocery Louise is 72 years old. Customer 2: Peter - Peter is a 25-year old married college student with one child. He spends an average of $1,250.00 monthly at MK Grocery. Customer 3: Meg - Meg is a professional woman who lives with her husband of 25 years, Barry, and who likes to cook for family and friends. Meg spends an average of $325 biweekly (every two weeks) at MK Grocery. She is 35 years old.