"Waving" a leg at a friend while lying down with the back to the floor is a challenge that develops

Name: "Waving" a leg at a friend while lying down with the back to the floor is a challenge that develops
Brand: Quizplus
Rating: 4.8 (62 reviews)

Question

Quizplus · Accepted Answer

This challenge primarily develops abdominal strength since it involves lifting one's leg while keeping the back flat on the floor, which requires engaging the core muscles. While the other options may come into play to some extent, they are not the main focus of the challenge.

"Waving" a Leg at a Friend While Lying Down with the Back