It means be quiet or shut up
I think the answer is B because I have some background knowledge
Answer: He monitors alarms and cameras and interviews people
Explanation:
As a specialist in Security and Protective Services for a security firm that guards shopping malls, George will have to engage in roles that will see him protecting the properties of these shopping malls.
He will do so by monitoring alarms to know when something is stolen and watching cameras to see if anything is amiss. Often times he will interview people he may find suspicious to find out their intention so that he may better protect the malls.
