What does a fencer signal to the referee by adopting a fencing stance?

A fencer adopting a fencing stance communicates their readiness to begin the bout. This posture is a fundamental aspect of the sport, indicating that the fencer is prepared for action and awaiting the referee's go-ahead to start. In fencing, the stance signifies focus and intent, and it is pivotal for both the competition's flow and the referee's ability to assess readiness. Being in an appropriate stance sets the stage for the bout, as it establishes the expectation that the fencer is physically and mentally prepared to engage with their opponent.

The other options do not accurately reflect the significance of the stance. For instance, checking an opponent's equipment requires specific action and communication, different from simply positioning oneself for the match. Similarly, needing a break or signaling a point scored would involve other indicators and signals rather than just the fencer's stance. Thus, the choice highlighting the fencer's readiness effectively encapsulates the intent behind adopting a fencing stance.