Directly challenging 1.e4 by playing 1...d5.
The classical main line where Black active queen placement pins the knight on c3 and prepares solid Caro-Kann structures.
Black delays recapture, develops quickly, fianchettos, and stabilizes the d5 knight against White's space-gaining c-pawn.
A safe and solid retreat where the queen returns to its starting square to avoid being a target for White's development.
Black keeps the queen active on d6, controls b5, develops quickly, and prepares flexible queenside castling.