What strength training exercise is used throughout the diva dance ii routine?

The answer is Leg Extension.

Leg extensions are practices generally finished with a lever machine in a rec center. You sit on a cushioned seat and raise a cushioned bar with your lower legs. The activity works, for the most part, the quadriceps muscles of the front of the thigh—the rectus femoris and the vastus muscles.

The answer is a because - is an direction

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