Specifically, Black is disadvantaged by always being one move behind. While being subject to this disadvantage, what is an effective method or exercise to teach children/beginners the following principles while opening as Black:
- Control the center.
- Protect (castle) the king.
- Connect the rooks.
- Rooks to the center file(s).
For instance, if I were to introduce the Caro-Kann Defense as a means to this end, would there be any of the above points that might be missed? Or if not missed, maybe points that might be better conveyed if learning them from a different defense?