A. We call it “wining” (perhaps a form of “winding”?) and it is practically necessary at all parties, especially at Carnival. It is a group thing.
B, Ditto.
In public parties, as for example in the annual Licencing fete (held in Port of Spain at Carnival), it is dangerous to “wine” on somebody else’s woman. Most of us find twerking silly. It has no point.