I’m kinda confused on this one. Can someone help me plz?

Im Kinda Confused On This One Can Someone Help Me Plz class=

Answer :

Answer:

It would be a.

Explanation:

The sit-up (or curl-up) is an abdominal endurance training exercise to strengthen, tighten and tone the abdominal muscles.

answer is a :)) sit-ups help your abs and thighs