Please help

For the following graph, C sider the graph of y = f(z) shown. - 3 -1 O N What type of discontinuity do we have at a = 0? N 0 Select one: Select one or more: 3. RemovableX a. f (z ) is differentiable at = = - 1 b. The function is not discontinuous at the point in question. b. (z) is discontinuous at * m -1s c infinite c. lim does not exist d. jump d f(1) 1X H Um = 1