How to do a valdez<br>Sit upright with your left leg extended in front of you, and your right leg standing bent. Point your left toe straight ahead. You should feel the muscles in your left leg tighten as you stretch your toes.

Can we draw the following conclusion?
Doing a valdez will make your left leg tighten

Choose from:
I. Yes.
II. It's impossible to say.
III. No.