Multi-choice problem: Continue writing the next sentence in this paragraph:

How to make a fist 
Extend all four fingers. 
Hold your hand out straight and naturally extend all four fingers. Firmly press all four fingers together, leaving the thumb loose.

Options:
(I). Your hand should stick straight out as though you are extending it for a handshake. Squeeze your fingers together with just enough pressure to turn them into a solid mass..
(II). Gently stretch both fingers, one in front of the other. The middle fingers (the injured fingers) should now be held like a fist..
(III). Hold them in this position for 20 seconds or longer. One to two seconds should be sufficient for dominant arm contact with the target..
(IV). Keep your hand at rest with one hand while your thumb rests comfortably behind it. Twist your palms with one hand up, and grip your fist with the other hand..
(I).