With reference to Dhrupad, one of the major traditions of India that has been kept alive for centuries, which of the following statements are correct? 1. Dhrupad originated and developed in the Rajput kingdoms during the Mughal period. 2. Dhrupad is primarily a devotional and spiritual music. 3. Dhrupad Alap uses Sanskrit syllables from Mantras. Select the correct answer using the codes given below :