Answer:
The muscles that make up the hamstring group are the semitendinosus, semimembranosus, and bicep femoris.
Explanation:
Hi!
That is true. When tennis players apply top spin, they sweep their arm across an imaginary plane, rotating around their elbow, essentially how a windshield wiper moves, except without the glass, and the forearm as the wiper.
Hope this helped!