Courses with non-assigned grades, including withdrawals are considered in determining the percentage of hours completed toward the degree. Refer to the Grading System section of the University Bulletin for the regulations concerning the effect on cumulative hours earned and cumulative hours attempted. Acceptable grades are A, B, C, P. Unacceptable grades are D, F, I, W, NC, FA, AU, DG, U. All these grades are considered in evaluating the qualitative, quantitative and overall time frame components.