1. Consider the following statements in context with India’s National Calendar: (1) India’s National Calendar is based upon the Saka era, whose dates have a permanent correspondence with dates of the Gregorian calendar (2) Chaitra Shukla 1 on which new year begins, falls always on 21 or 22 March every year (3) In a leap year, all the initial 6 months of the National Calender of India are of 31 days Which among the above statements is/ are correct?