Explanation:

- Statement 1: Sulh-i kul, meaning 'absolute peace', was a concept introduced by the Mughal Emperor Akbar.

- Statement 2: This policy promoted freedom of expression for all religions and schools of thought, promoting harmony.

- Statement 3: Akbar implemented the ideal of sulh-i kul through several state policies, such as religious tolerance and the abolition of the jizya tax on non-Muslims.

- Option 1 (1 and 2 only): This option overlooks statement 3, which is correct.

- Option 2 (1, 2 and 3): All statements are accurately included, reflecting true aspects of sulh-i kul.

- Option 3 (3 only): Incorrect, as it only considers one statement.

- Option 4 (2 and 3 only): Incorrect, as it omits statement 1.

Correct Answer: Option 2: 1, 2 and 3