单选题You notice smoke coming from an open laundry room doorway．After activating the fire alarm，which of the following would you do FIRST（）.AAttempt to determine what is burningBAcquire the nearest self contained breathing apparatusCBreak out the nearest fire hoseDWait for the fire team to arrive and assist as directed
单选题
You notice smoke coming from an open laundry room doorway．After activating the fire alarm，which of the following would you do FIRST（）.
A
Attempt to determine what is burning
B
Acquire the nearest self contained breathing apparatus
C
Break out the nearest fire hose
D
Wait for the fire team to arrive and assist as directed
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