x 5 f x 8 A x 2 if 4 x 1 if x 1 if x 1 5 B Q Q O C Q O D d Based on the graph find the range Select the correct choice below and fill in the answer box es to complet your choice A The range has at least one isolated value It can be described as the union of the interval s set Type your answer in interval notation Use a comma to separate answers as needed OB The range consists exclusively of one or more isolated values It can be described as Use a comma to separate answers as needed OC The range does not have any isolated values It can be described by and the