c) grasping {HEAD ~ the working end} of {TAIL ~ the flexible tube} with the first and second jaws 
of
c ) grasping { HEAD ~ the working end } of { TAIL ~ the flexible tube } with the first and second jaws
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH