Quiz: Winning and Losing Positions

In a $2$-player game on a DAG, a position is W (winning) if the current player can force a win. Which rule determines the classification?

1. A.A position is W if at least one move leads to an L position
2. B.A position is W if all moves lead to W positions
3. C.A position is W if it has more outgoing edges than incoming edges
4. D.A position is W if both players can reach a terminal state