The ‘Father of the Indian Constitution’ and social reformer hailed from Tamil Nadu:

Dr. B.R. Ambedkar
Periyar E.V. Ramasamy
Rajaji (C. Rajagopalachari)
K. Kamaraj

The correct answer is Dr. B.R. Ambedkar.

Dr. B.R. Ambedkar was a jurist, economist, politician, and social reformer who played a leading role in the drafting of the Constitution of India. He was born in 1891 in a Dalit family in the British Indian state of Maharashtra. He studied law in London and became a barrister in 1919. He returned to India and began to practice law in Bombay. He also became involved in the Indian independence movement and was a member of the Indian National Congress.

In 1932, Ambedkar negotiated the Poona Pact with Mahatma Gandhi, which granted separate electorates for Dalits. He also founded the All India Scheduled Castes Federation, which later became the Republican Party of India. Ambedkar was a strong advocate for the rights of Dalits and other marginalized groups. He is considered the “Father of the Indian Constitution” and is also known as the “Great Emancipator”.

Periyar E.V. Ramasamy was a social reformer and politician who was born in 1879 in the British Indian state of Tamil Nadu. He was a pioneer of the Dravidian movement, which sought to promote the rights of the Tamil people. He was also a strong critic of caste and religious discrimination.

Rajaji (C. Rajagopalachari) was a politician and independence activist who was born in 1878 in the British Indian state of Tamil Nadu. He was a member of the Indian National Congress and served as the first Governor-General of independent India. He was also a writer and philosopher.

K. Kamaraj was a politician who served as the Chief Minister of Tamil Nadu from 1954 to 1963. He was a member of the Indian National Congress and was known as the “Kingmaker” for his role in the selection of prime ministers of India.

In conclusion, the correct answer to the question “The ‘Father of the Indian Constitution’ and social reformer hailed from Tamil Nadu: Dr. B.R. Ambedkar / Periyar E.V. Ramasamy / Rajaji (C. Rajagopalachari) / K. Kamaraj” is Dr. B.R. Ambedkar.