Which exercise includes strengthening the inner thighs and external rotators?

The exercise that includes strengthening the inner thighs and external rotators effectively is Advanced Side Balance and Control. This movement demands significant engagement of the adductor muscles, which are responsible for the inner thigh strength, and it also requires the activation of the external rotators to stabilize the hips and pelvis during the exercise. The position and mechanics of this exercise necessitate a focus on maintaining proper alignment while engaging these specific muscle groups, which not only strengthens them but also enhances overall stability and control in the core.

The other exercises listed, while they might involve various parts of the body, do not specifically target the inner thighs and external rotators in the same way. For instance, Reverse Swan/Teaser II and Swan Dive focus more on extending the back and developing strength in the posterior chain rather than targeting the inner thigh and external rotators. Side Pull Up, on the other hand, is more centered on the lateral muscles of the body rather than specifically emphasizing the inner thighs and external rotation.