The correct option is C Marthandavarma
The rulers of the Perumal dynasty were Rajashekharan, Sthanu Ravi, Kota Ravi, Kotakota Kerala Kesari, Indu Kota, Bhasakara Ravi, Ravi Kota, Adhithyan Kota and, Rama Kulshekharan. Marthandavarma was responsible for establishing the Travancore kingdom.