State the open intervals over which the function is (a) increasing, (b) decreasing, and (c) constant. 10 (37) (8,7) 6 -10B B 4 2 8 10 10 X A G (a) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The function is increasing over the open interval(s) (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never increasing. (b) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The function is decreasing over the open interval(s) (Type your answer in interval notation. Use a comma to separate answers as needed.) OB. The function is never decreasing. (c) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The function is constant over the open interval(s) (Type your answer in interval notation. Use a comma to separate answers as needed.)