Apart from Odisha, Odia is spoken in parts of

Apart from the state of Odisha, the Odia language is spoken in parts of neighboring states. Therefore, the correct answer is Option D: All of these, as Odia is spoken not only in Odisha but also in regions of West Bengal, Jharkhand, and Chhattisgarh.

This reflects the linguistic diversity and influence of the Odia language in the surrounding regions.