22. [-/4 Points] DETAILS LARSONET5 2.4.005. 0/2 Submissions Used Use the graph to determine the limit. (If an answer does not exist, enter DNE,) (5, 4) C = 5 X 2 4 6 8 -2 (5, -4) -4 (a) lim f(x) = x-ct (b) lim f(x) = X -C (c) lim f(x) = X-c Is the function continuous at x = 5? Yes O No