Which of the following statements regarding the Kayyur Rebellion are correct?

i) Kayyur was under the administration of the British through the Kanjangad Nadi.
ii) The Kayyur movement took place in the year 1941.
iii) In the Martyrdom of Chittibabu, Abu Baker, Kunjambu, Chirukandan – all were hanged by British authorities for their role in the rebellion.
iv) The first political poem in Malayalam about Kayyur was "Munnottathile Suryan".