We can report an emergency case by sending a text message to "12110". Which of the following is the most helpful text message?

A、Isit110?Ineedhelp.;
B、Help!Iwashitbyacaranditdroveaway.;
C、Iseeathiefonthebus.PleasesendapoliceASAP.‍;
D、ThereisrobberyontheRoute37Bus.WearenowapproachingChangleluStation.