2) what is not a physical security measure for your home? (antiterrorism scenario training, page 2)
a. hiding a key outside to ensure family members can get in if they lose their keys.
b. monitoring internet acquaintances of all family members.
c. confirming that a cleaning company is reliable and licensed.
d. changing locks to ensure key control.
e. having good relations with neighbors and looking out for each other.

After graduating from college with a degree in education, matt found a teaching jobin saudi arabia. he figured that a teaching job in the middle east would be the same as a teaching job in the united states. while there were similarities between american and saudi schools, matt was unprepared for the differences between the two cultures. on the first day, a number of his students arrived later than the class's designated 10 a.m. starting time. later, during a break, he noted that his students seemed to stand closely to each other and to him when they spoke. after class, a confused matt asked the american director of the teaching program about these observations. that's why it's always important to do your homework! the director responded with a laugh. what is the possible explanation that director could gave him?