The correct answer is
d. fully moving the muscles without locking your joint.
Tiro estándar Utilizará el disparo estándar más que otros tipos de disparos. ...
Tiro recto ¿Por qué usarías un tiro recto cuando el tiro estándar es superior? ...
Tiro interior ...
Chip Shot. ...
Tiro de flexión. ...
Tiro exterior ...
Toe Shot.
<span>Ab Roller Evolution is made of metal. It supports neck, head and upper body during workout. It is an upper body trainer: works chest and core. You can do push ups, sit ups, dips. By providing improved support, it reduces stress and strain on body.</span>
<span />Description above is from Amazon.
It is a good idea but has some problems with its design. There is no way to secure it on the floor during exercise. So it moves around when pushed against and would not provide support. A normal crunch will likely work out better.
