{TAIL ~ These spreadsheet models} are what simulate actual business functions and become {HEAD ~ a task} that will be performed by a student 
{ TAIL ~ These spreadsheet models } are what simulate actual business functions and become { HEAD ~ a task } that will be performed by a student
TAIL TAIL 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