Identify the Correct Statement About the CRM-Based Marketing System

Identify the correct statement about the CRM-based marketing system.

A) The acquisition rate is the percentage of customers in group that were obtained at the same time who are still customers.
B) Share of wallet indicates what percent of all purchase value in the category is your brand.
C) The survival rate is the probability of a customer being active or purchasing in a given time frame.
D) The lifetime duration is the percentage of customers who return who had previously defected.