The correct answer is: a) Laldenga and Zoramthanga.
Laldenga was the founder and leader of the Mizo National Front (MNF), which led the Mizo National Front insurgency against the Indian government from 1966 to 1986. Zoramthanga was the MNF’s second president and led the party to victory in the 1987 Mizoram Assembly elections. He served as the first Chief Minister of Mizoram from 1987 to 1993.
Mahatma Gandhi and Jawaharlal Nehru were the leaders of the Indian independence movement. They were not involved in the Mizo struggle for statehood.
Indira Gandhi and Rajiv Gandhi were the Prime Ministers of India from 1966 to 1977 and 1984 to 1989, respectively. They were not involved in the Mizo struggle for statehood.
Subhas Chandra Bose and Bhagat Singh were Indian independence activists who were involved in the Indian independence movement. They were not involved in the Mizo struggle for statehood.