单选题A technician has just finished installing a new NIC into a customer’s desktop. Which of thefollowing should the technician do NEXT?（）A Perform a full system backup.B Follow up with the customer, verifying satisfaction.C Ask their manager to contact the
题目
单选题
A technician has just finished installing a new NIC into a customer’s desktop. Which of thefollowing should the technician do NEXT?（）
A
Perform a full system backup.
B
Follow up with the customer, verifying satisfaction.
C
Ask their manager to contact the customer.
D
Perform a complimentary virus scan.