Exam DCPP-01 topic 2 question 92 discussion

Rashmi recently started working as a customer care representative for a bank. After receiving a customer complaint over the phone, she wrote an email to send to grievance department in the bank. The email included customer's full name, bank account number, residential address, email address and contact number. She picked 2-3 resources/employees from the intranet site of the bank, which belonged to the grievance department and sent the email.
Please select the most ideal scenario from a privacy point of view?