M: Place your extended right and middle fingers on your chin then move them down so they touch your extended left index and middle fingers.

H: place your hands under the person's hands then do the manual sign of Placing your extended right and middle fingers on your chin then move them down so they touch your extended left index and middle fingers.

C: Place the person's right extended index and middle fingers onto their chin then move them so they touch their extended left index and middle fingers.

B: Place your right extended index and middle fingers onto the person's chin then onto the person's extended index and middle fingers.