Which stance is referred to as Closed Stance?

The stance referred to as Closed Stance is indeed Joon Bi Seo Ki. It is commonly recognized as the starting position or the ready stance in various martial arts disciplines. In this particular stance, the feet are positioned shoulder-width apart with the toes pointing forward, and the arms are typically held close to the body or in a guarding position. This stance is essential for practitioners because it provides a solid foundation for launching various techniques and responding to incoming attacks, making it a versatile and balanced position.

The other options represent different stances or positions used in martial art training. Each has its own purpose and is characterized by specific foot placements and postures tailored for particular techniques or situations. Understanding the differences among these stances is crucial for effective practice and application during training or sparring sessions.