Final answer:
In this situation, you should ask to take a closer look at the ID badge. The correct option is a.
Step-by-step explanation:
If you are assigned to an access control entrance post and cannot properly view an ID badge, you should ask to take a closer look at the badge.
This is important because ensuring the identification of individuals is a key responsibility of access control personnel.
Just being courteous is not enough in this situation, as it is necessary to confirm the identity of the person before allowing them access. By asking to take a closer look at the ID badge, you can properly verify their identity.
Letting them pass with a warning or allowing them access without properly verifying their ID can compromise security and put both the facility and its occupants at risk. The correct option is a.