A dynamic feedback system is utilized that narrowly tailors feedback and focuses it based on the performance and {HEAD ~ characteristics} of the student to assist the student in reaching {TAIL ~ a predefined goal} 
A dynamic feedback system is utilized that narrowly tailors feedback and focuses it based on the performance and { HEAD ~ characteristics } of the student to assist the student in reaching { TAIL ~ a predefined goal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL