Explanation:

Arjun Singh was an Indian politician from the Indian National Congress party. He was the Union Minister of Human Resource Development in the Manmohan Singh cabinet from 2004 to 2009. He died on 4 March 2011 due to a heart attack. He served as Chief Minister of Madhya Pradesh three times, Union minister and Governor of Punjab(9March — November 1985) Governor of Punjab once for a short period. As Governor of Punjab, he worked for the Rajiv-Longowal Accord for peace in Punjab.

Dr. Shankar Dayal Sharma was the ninth President of India, serving from 1992 to 1997.In 1985, he left Andhra Pradesh and became governor of Punjab during a time of violence between the Indian government and Sikh militants, many of whom lived in Punjab. He left Punjab in 1986 and took up his final governorship in Maharashtra.
Surendra Nath was the Governor of Punjab from August 1991 to July 1994. He was also held additional charge as the Governor of Himachal Pradesh from November 1993 to July 1994.
Om Prakash Verma was an Indian administrator. He was the Governor of Punjab (2003-04), Governor of Haryana (briefly during July 2004), Chief Justice of the Kerala High Court and the Chairman of the Himachal Pradesh Human Rights Commission.