I believe it is A because i feel it is the only exercise were you are using your arms to lift you entire body off the ground, but who knows i could be wrong <span />
Your gonna need to put some answer choices boo <3 I will answer in the commnents when or if u do
The center line of official NHL Hockey Rinks are Red
Place hands behind your head, as shown, with elbows out to the side. You can also cross your arms over your body or leave them at your sides, whichever is most comfortable.
Bend your body to one side, bending at the waist. Keep your head facing forward.
Return to starting position. Repeat on the other side.