The correct answer is: a) Rationalist and self-respect ideologies.
Periyar’s Kudiyarasu was a Tamil weekly magazine published by E. V. Ramasamy Naicker, popularly known as Periyar, from 1925 to 1957. The magazine was instrumental in spreading rationalist and self-respect ideologies, which were critical of caste, religion, and superstition. Periyar’s Kudiyarasu also advocated for women’s rights and social reform.
Option b) is incorrect because Communist propaganda was not a major focus of Periyar’s Kudiyarasu.
Option c) is incorrect because religious revivalism was not a major focus of Periyar’s Kudiyarasu.
Option d) is incorrect because Periyar’s Kudiyarasu was critical of British rule.