| When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher, the stream should be directed at the __________. |
| A) center of the flaming area, moving the horn vertically from top to bottom |
| B) base of the flames, moving the horn from side to side, following the flames upward as they diminish |
| C) top of the flaming area, moving the horn from side to side, following the flames downward as they diminish |
| D) bottom of the flaming area, moving the horn vertically to the top following the flames upward as they diminish |
