Explanation:
A loyalty program is organized once again to promote business and to get in touch with the effective customer to keep up business. Only selected customers who are keeping the business on will be invited.
Option A: Rewards are not for suppliers, it is for customer
Option B: It is not analysis. It is basically to appreciate customer based on the analysis
Option C: The right answer as explained above
Option D: This is closely related to product promotion but missing the attribute of "appreciating customers".