A group of people are either standing or sitting , some are wearing hats and scarves , while some are not .
It is probably the case that there is a group of people , some standing , some sitting , and they are waiting for a bus .
It is probably the case that there is a group of people , some standing , some sitting , and they are waiting for a bus .
It is unlikely that there is a group of people , some standing , some sitting , and they are waiting for a bus .
There is a group of people , some standing , some sitting , and they are waiting for a bus .