The correct options are
B Colombo
C Madurai
D Thanjavur
During the reign of Rajaraja I, the Chola army made some impressive naval conquests including the Maldives. During his reign, the Chola empire stretched from Kalinga in the North, to Sri Lanka in the South. Malé is the present-day capital of Maldives. Colombo is the present-day capital of Sri Lanka. Madurai was captured from the Pandyas by Parantaka I. Vijayalaya established Thanjavur as the capital of the Chola empire.