When a fire alarm activates, stair enclosure doors must _____.

a. open
b. lock
c. close
d. unlock


d. unlock

Trades & Technology

You might also like to view...

Which bearing should you not lubricate?

A. A sealed bearing B. A ball bearing C. A needle bearing D. A plain bearing

Trades & Technology

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

Trades & Technology

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.

Trades & Technology

The most common outside growing structure is a greenhouse

Indicate whether the statement is true or false.

Trades & Technology