Which of the following stretching exercises is safe to perform for all individualsear to shoulderyoga ploughhurdler stretchfull head circle stretch

Yoga teaches that a safe practice is the best yoga practice.

The safest yoga pose among the choices is the ear to shoulder stretch. This pose is achieved gently and slowly and the person can determine how the deep the stretch is.  This pose relieves neck and shoulder tension.

Yoga plough, Hurdler stretch and Full Circle stretch are advanced yoga poses best learned gradually with a teacher.

ear to shoulder, full head circle stretch

what are the options that have to match them to?