Exp) Option a is the correct answer.

Ramanuja was deeply influenced by the Alvars. He firmly believed that intense devotion to Vishnu was the best means to attain salvation. He propounded the doctrine of Vishishtadvaita.

• The outdoor 216-ft Statue of Equality will be the world’s second tallest statue featuring a sitting posture. It is composed of ‘panchaloha’, a combination of five metals comprising gold, silver, copper, brass, and zinc. Born in 1017 in Sri Perumbudur, Tamil Nadu, Sri Ramanujacharya liberated millions from social, cultural, gender, educational and economic discrimination with the foundational conviction that every human is equal regardless of nationality, gender, race, caste, or creed.

Source:https://www.newindianexpress.com/cities/hyderabad/2022/jan/20/216-feet-statue-of-equality-in-hyderabadto-be-unveiledby-pm-on-february-5-details-here-2409195.html

https://www.excellup.com/sudha_r/7_history/7_history_chapter_8_2.aspx