• 2022-06-28
    Which of the following behaviors is wrong? ( )
    A: When the room is dim, accompanying reception personnel should enter the room first.
    B: When a man and a woman go upstairs or downstairs, they should follow the principle of “gentleman first”.
    C: When entering and getting off the unattended elevator, the accompanying personnel shall be first in and last out.
    D: When entering and getting off the attended elevator, the accompanying personnel shall be first in and first out.