The Bharat Ratna, India's highest civilian award, is often conferred posthumously to individuals who have made significant contributions to the nation.
Shri Nanaji Deshmukh was posthumously awarded the Bharat Ratna in 2024. He was a social activist who dedicated his life to rural development and served as a mentor to many in the fields of education and social reform.
Thus, the correct answer is (3) Shri Nanaji Deshmukh.