Which muscle is the individual trying to neutralize when doing a sit-up with the hips flexed as much as possible?

Question

Quizplus · Accepted Answer

When doing a sit-up with the hips flexed as much as possible, the individual is attempting to neutralize the iliopsoas muscle. This muscle is responsible for flexing the hip, and if not neutralized during a sit-up, it can dominate and lead to compensation patterns and potential lower back pain.

Which Muscle Is the Individual Trying to Neutralize When Doing