In Newlands' table, which of the following element was placed in the same group in which cobalt and nickel were present?

Several elements fit into the same slots in Newland’s periodic classification. For example, cobalt and nickel were placed in the same slot.
Elements with dissimilar properties were grouped together. For example, the halogens were grouped with some metals such as cobalt, nickel, and platinum.
The elements that were present in the Newlands octave group in which Co & Ni were present are-

H, F, Cl, Co/Ni, Br, Pd, I, Pt/Ir

Hence, among the given options, Iodine was placed in the same group in which cobalt and nickel were present.