Which of the following statements about the Responsible Government Movement in Travancore are correct?

i) A.K. Gopalan was arrested in Aluva while leading a march from Malabar during the movement.
ii) The King of Travancore during the Responsible Government agitation was Sree Moolam Thirunal.
iii) Pattom Thanu Pillai was the second dictator of the agitation committee.
iv) Accamma Cherian led the Rajadhani March and was the 10th dictator of the movement.