A bank customer receives an e-mail from a sender claiming to be a bank employee. The e-mail asks the customer to provide personal information and to call a phone number if he or she has any questions. The customer suspects the e-mail might be a phishing attempt. Which of the following responses is most likely to be a privacy risk for the bank customer?a) Calling the bank at its official phone number to ask whether the request for personal information islegitimateb) Calling the phone number given in the e-mail and providing the personal information over the phonec) Checking that the domain name of the sender’s e-mail address is associated with the bankd) Conducting aWeb search to see if other people have received similar requests for personal information