{TAIL ~ code} for determining a first set of candidates from {HEAD ~ the plurality} of candidates who have completed online certification 
{ TAIL ~ code } for determining a first set of candidates from { HEAD ~ the plurality } of candidates who have completed online certification
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH