Which factor is essential for effective teamwork in the training as outlined in TC 3-22.9?

Establishing clear roles and responsibilities is essential for effective teamwork because it helps to ensure that each team member understands their specific contributions and what is expected of them. When roles are clearly defined, it minimizes confusion and overlap, allowing team members to focus on their tasks. This clarity facilitates better collaboration, as everyone knows who is responsible for what, which is crucial in a training environment where coordination and cooperation are key to achieving objectives.

The structure provided by clearly defined roles allows for efficient allocation of tasks, effective communication, and a stronger sense of accountability among team members. In essence, it empowers individuals to perform at their best while working toward a common goal, which is a core principle outlined in TC 3-22.9 regarding enhancing team performance during training.