QUESTION 6 The team is now considering the responsibilities for the student's CRC card for a grading system. For this system, we want to record the scores a student achieved for each of the homework assignments, and to have some scoring information. The responsibilities, again, are what the object knows and what it does. For each of the following proposed responsibilities, indicate whether this is something the object (student) knows or does, or whether this does not apply to the grading system. List of scores for the homework assignments A. Knows Running total of all the homework scores B. Does Number of assignments completed C. Does not apply Average score for assignments Number of questions on the homework assignment AddClass) DropClass()