413 Which of the following statements is true concerning the actions of a properly organized rescue party for removing an unconscious victim from a tank containing toxic vapors?

A. The victim should not be moved until the extent of his injuries is determined.
B. The victim should be fitted with a canister type OBA as soon as possible.
C. The rescue party should provide the victim with oxygen or fresh air immediately.
D. The tank vapors should be tested with an explosimeter before personnel enter.