Which of the following has no radial or spherical nodes?

Number of radial nodes = n -l-1For 1s, n -l -1 = 1 -0 -1 = 0For 2p, n -l -1 =2 -1 -1 = 0For 3d, n - l -1 =3 -2 -1 =0(Also for 4f, 5g, etc. radial nodes are zero)