Consider the following statements about Dhrupad, a genre in Hindustani classical music.
1. It finds mention in Ain-e-Akbari.
2. The phrases of Dhrupad alapa are slow and contemplative in the beginning, but the tempo increases in stages.
3. The word Dhrupad is derived from Dhruva, the steadfast evening star that moves through the galaxy, and Pada meaning poetry.
Which of the above statements is/are correct?
1. 1 and 2 only
2. 1 and 3 only
3. 2 and 3 only
4. 1, 2 and 3 only