Increasing and Decreasing Funct.

For the function below, find a) the critical numbers; b) the open intervals where the function is increasing; and c) the open intervals where it is decreasing. f ( x) = (x+ 1)4/5a} Find the critical embeds}. Select the correct choice below and, ifnecessary, ll in the answer box to complete your choice. OA- The critical numberfs) isiare D. (Use a comma to separate answers as needed.) OB. There are no critical numbers. It} List any interva](s) on which the function is increasing. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. OA- The function is increasing on the interval(s) El. (Type your answer in interval notation. Use a comma to separate answers as needed.) 03. The function is never increasing. c} List any interval(s) on which the function is decreasing. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0"- The function is decreasing on the interval{s) D. (Type your answer in interval notation. Use a comma to separate answers as needed