Use the following function and its graph to answer parts (a) through (d) below. 10 Ty 5-x, x4. X 10 X-4+ O B. The limit does not exist. Find lim f(x). Select the correct choice below and, if necessary, fill in the answer box in your choice. X-+4- O A. lim f(x) = (Simplify your answer.) X-4- O B. The limit does not exist