Consider the following statements about the Nayanars and Alvars:
1. The Nayanars were saints devoted to Shiva.
2. The Alvars were saints devoted to Vishnu.
3. Both Nayanars and Alvars included members from all castes, including those considered "untouchable."
4. They preached ardent love of Shiva or Vishnu as the path to salvation.
Which of the above statements are correct?
1
1 and 2
2
3 and 4
3
1, 2, and 3
4
1, 2, 3, and 4