You are creating a database that will store usernames and credit card numbers for an application. You need to
recommend a solution to store and resuse the credit card numbers in the database. What should you
recommend? More than one answer choice may achieve the goal. Select the BEST answer.

A.
Data encryption

B.
Transparent Data Encryption (TDE)

C.
Encrypting File System (EFS)

D.
Data hashing