Consider the following statements regarding the 'Assam Accord' signed in 1985: 1. It was signed between the Government of India and the leaders of the Assam Agitation (AASU). 2. It mandated the detection and deportation of all illegal immigrants who entered Assam after March 24, 1971. 3. It guaranteed the permanent reservation of 50% of the seats in the Assam state assembly for indigenous Assamese. Which of the statements given above is/are correct?