A financial institution wishes to issue prepaid cards to corporate customers so that they can pay corporate fees more easily and quickly. Which two aspects should financial institutions pay attention to when issuing the product?
选项：

A: The client refuses to explain the origin of the funds in the card.
B: The customer expects to use the card frequently when dealing with the company's business.
C: Customers want to be able to add value to the credit card amount of the prepaid card indefinitely.
D: The client expects the company's employees to be able to use prepaid cards to pay for the business as much as possible.