397/470.
7.
During a cargo fire, opening the trailer doors may actually cause the fire to expand because doing so:
Allows oxygen into the trailer.
Changes the temperature of the trailer.
Provides more moisture to the trailer.
16 19549 CDL 396 A "" 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests