(A) The number of deaths that occurred in theater fires because theater patrons could not escape was greatly reduced when theaters were required to have aisles leading to each exit. -Correct answer as it relates the seat design and impedance for an exit.
(B) Removing the seats that block emergency exits on aircraft will require a costly refitting of aircraft cabins. -Cost is not a parameter to think upon. Out of scope.
(C) In the event of fire, public buildings equipped with smoke detectors
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(B) Removing the seats that block emergency exits on aircraft will require a costly refitting of aircraft cabins. -Cost is not a parameter to think upon. Out of scope.
(C) In the event of fire, public buildings equipped with smoke detectors
...
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