Select all of the graphs that depict a function which is not differentiable at x=0. 4 A 55 * 4 50 28 6.4 . P sa H 45 15 . 30 14 -44 H 44 4 EF E 13 9 21 V 11 . 30 SB 43 3 19 . 65 T TO TR . 0 45 4 5 -18 P 05 15 T 65 123 44 03 11 13 43 S 5.3 M -85 4 -15 - -65 " 25 2 15 1 0.5 6 45 4 4 65 1 15 25 3 $5 + All of the functions depicted above are differentiable at x=0. 55 45