The correct option is B Cheras, Cholas and Pandyas
The Cheras, the Pandyas, and the Cholas together were called Moovendans. The capitals of the Cheras, the Pandyas, and the Cholas were Muchiri, Madurai, and Uraiyur respectively. Muchiri, Thondi, Vakai, Mantai, Kaveripattanam, etc. were the major port cities of the period. Major trade centres in the southern part were located in these three empires.