Consider the following pairs:
| Literature | Theme |
| 1. Tolkappiyam | Grammar and poetics |
| 2. Thirukkural | Philosophy and wise maxims |
| 3. Silappadikaram | Love story of Kovalan and Kannagi |
Which of the pairs given above is/are correctly matched?
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
All the above