Correct Option: A

V.V. giri the President of India was associated with trade Union movement. Varahagiri Venkata Giri, commonly known as V.V. Giri, was the fourth President of the Republic of India from 24 August 1969 to 23 August 1974. He served as Acting President of India From 3 May 1969 to 20 July 1969, before getting elected.