What is the marching step used in double time?

The marching step used in double time is characterized by a 30-inch step with a pace of 180 steps per minute. This means that soldiers cover more ground and move at a quicker tempo compared to other marching styles, reflecting the urgency and speed of double time. This specific measurement of the step is standardized in military practices to ensure that troops maintain uniformity and synchronization during movement. The 30-inch step allows for efficient movement while maintaining control and coordination among personnel, which is crucial in military formations.

Other options reflect different step measurements and tempos that are not aligned with the established double time marching standard, which focuses on the quicker pace and length associated with military drills. The choice of 30 inches at 180 steps per minute is widely recognized in military training as the correct specification for effective and synchronized double time marching.