thE intErnAtionAl Civil AviAtion orgAnizAtion is ExpECtED to DrAw up Any uniForm rulEs to ______.
A．support thE nEw rulEs oF thE EuropEAn union
B．proviDE A morE rEAsonABlE rEgulAtion rEplACing thE EuropEAn union's
C．sAvE morE monEy
D．improvE thE rEgulAtion to BE morE EFFiCiEnt