"Why couldn’t they have done it last semester?”
The announcement comes after widespread backlash from students over the lack of an extended pass/fail grading system in the fall.
The survey was released last month.
The body's president and 15 representatives signed onto a letter to UMD officials.
The average undergraduate GPA increased by 0.09 in the spring from the previous two semesters.
Since the grading policy announcement, opposition has been fierce.
Some TAs say they've seen a spike in attendance at their office hours.
The university returned to its standard grading policy this semester, despite many students remaining virtual.
The portal for opting into letter grades initially closed on May 12.