F F 2 X LIGI OM -8 What is the slope of a line parallel to line ? O A. A line parallel to line r has an undefined slope. OB. OC. -1 OD. 1​

F F 2 X LIGI OM 8 What is the slope of a line parallel to line O A A line parallel to line r has an undefined slope OB OC 1 OD 1 class=