When a fire alarm activates, stair enclosure doors must _____.
a. open
b. lock
c. close
d. unlock
d. unlock
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Which bearing should you not lubricate?
A. A sealed bearing B. A ball bearing C. A needle bearing D. A plain bearing
Technician A says that phone conversations are more positive if you smile when you talk. Technician B says that it doesn't matter if you smile during a phone conversation because the customer can't see you. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
How did Hellenistic aristocrats see slavery?
a. in economic rather than moral terms b. in moral rather than economic terms c. in terms of gender rather than race d. in terms of race rather than class.
The most common outside growing structure is a greenhouse
Indicate whether the statement is true or false.