The challenge question presented can be selected based on an analysis of {HEAD ~ the risk} of {TAIL ~ the transaction} and potentially other factors 
of
The challenge question presented can be selected based on an analysis of { HEAD ~ the risk } of { TAIL ~ the transaction } and potentially other factors
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH