According to paragraph 2, it is correct to say that...

A

aircraft technicians and flight personnel are submitted to equal time pressure when they need to react to English language commands.

B

both airline crews and maintenance personnel are subject to English language misunderstandings that can cause critical mishaps.

C

aircraft maintenance personnel usually seem puzzled in discussions with native speakers about the need to use principles of Simplified English.

D

it is widely known that several major accidents have been caused by linguistic misunderstandings during aircraft maintenance procedures.

E it is interesting to know that linguistic misunderstandings and incomprehension are also the cause of critical time constraints in maintenance operations.