The correct option is B Vala Nadus
The Pandya Nadu was composed of many provinces called Vala Nadus. The Vala Nadus, in turn, were divided into several Nadus and Kurrams. The Nattars were the administrative authorities of the Nadus. Nadus and Kurrams contained settlements like Mangalam, Nagaram, Ur, and Kudi. Different social groups inhabited them.