During resistance training, what sub-variable is related to exercise type?

The correct choice related to exercise type is grip. In resistance training, the grip refers to the way an individual holds the weights or equipment during an exercise, which can significantly affect the effectiveness and safety of the movements performed. Different exercises may require different grip styles based on the mechanics involved, such as a supinated grip (palms up) for bicep curls or a pronated grip (palms down) for deadlifts.

Grip also plays a critical role in targeting specific muscle groups and ensuring proper form, which is essential for maximizing results and minimizing the risk of injury. While repetitions, tempo, and volume are important factors in programming resistance training, they do not directly relate to the exercise type itself but rather to the execution and structure of the workout. Hence, grip is the most appropriate sub-variable that is tied to the type of exercise being performed.