![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-53/ti_inject-812ce.png)
What should the patient do when he or she is being treated with Tui Na?
A.
He or she should practice for many months on a rice bag.
B.
He or she should control the intensity and direction of the strokes in an exact way.
C.
He or she should undress him or herself.
D.
He or she does not necessarily have to lie on a couch.