Andy Blake Got a Call Yesterday from Planet Bank,the Company

Multiple Choice

Andy Blake got a call yesterday from Planet Bank,the company that issued his credit card inquiring about an $85.00 charge made in Caracas,Venezuela.Upon learning that Andy had not made this purchase,the Bank quickly took steps to cancel the card and issue a new one.Given the circumstances that Andy's credit card number had an illegal transaction,Andy may also want to:

A) Check his computer's firewall to make sure its working.
B) Cancel his account with Planet Bank,altogether and eliminate credit cards from his life.
C) Check his credit report.
D) Diversify his spending habits by using one of several credit cards when making purchases.