In afour-point gradesystem, an A corresponds to 4.0points, a B corresponds to 3.0points, a C corresponds to 2.0points, and a D corresponds to 1.0 point. No points are awarded for an F. Lastsemester, Tanya received aC in a 3 credit-hour course, aC in a 4 credit-hour course, anA in a 3 credit-hour course, and anF in a 3 credit-hour course. A grade point average(GPA) is calculated as a weighted average using the credit hours as weights and the number of points corresponding to the grade as pieces of data. CalculateTanya's GPA for the previous semester.