graphics and words displayed. Question Three In GTUC, the semester/final mark for a course (100%) is calculated by summing the continuous assessment score (30%) and the Exam score (70%). A computer program is needed to calculate and display the semester mark and the corresponding grade when the user enters a class score and an exam score for a student. The grading scheme for the course is as follows: Table 3. Grading system Semester score Grade 70 - 100% 60 - 69% B 50-59% 40-49% D 39 and below F a) Create a function with two parameters (continuous assessment score and exam score) to calculate and return the semester mark and the corresponding grade. (15 marks/ b) Create a button Click event, which will call the function and pass the Continuous assessment score and exam score as parameters from the user and display the semester mark and the corresponding grade using textboxes. 115 marks/