Estimating a Customer's Lifetime Purchasing Potential Is Important Because It

Estimating a customer's lifetime purchasing potential is important because it helps marketers to:

A) make a quick sale on a product.
B) decide whether to place ads online or in magazines.
C) recognize that mass marketing is the best way to reach customers.
D) select the right channel of distribution.
E) devise long-range plans and strategies for building customer relationships.