FIG 4 illustrates {HEAD ~ a control flow diagram} representing the execution of {TAIL ~ Maximize Text Displayed software} 12 
FIG 4 illustrates { HEAD ~ a control flow diagram } representing the execution of { TAIL ~ Maximize Text Displayed software } 12
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH