The team's poor performance that was a result of David and Ashley not doing their best can be termed as groupthink.
A. groupthink.
Step-by-step explanation:
To generate payroll system task been as four member (David, Mark Tia, and Ashley) team, when TIA and Mark worked and completed the payroll task. At same time David and Ashley did not work hard to complete task payroll generation system.
Both David and Ashley not understand the program or group thinking is not done.
So it is groupthink is not done by David and Ashley properly. At same time MARK AND TIA able complete means groupthink done properly.
Result of payroll system is total failure.