The Customer lifetime value helps to inform a business on how much it should spend to maintain a relationship in database marketing campaign.
A customer lifetime value refers to a ratio that tells about the total revenue that a business can reasonably expect from a single customer.
Hence, the customer lifetime value helps the firm to know valuable customers which allows to know who to treat most importantly
Therefore, the Option C is correct
Read more about customer lifetime value
brainly.com/question/26483324