Explanation:

- Nati:

- This is a popular dance form in Himachal Pradesh.

- Known for its vibrant and rhythmic movements.

- Performed during festivals and social gatherings.

- Traditional music accompanies the dance.

- Laho:

- Not specifically recognized as a dance form in Himachal Pradesh.

- May be lesser-known or from another region.

- Ronf:

- Does not appear to be a recognized dance form in Himachal Pradesh.

- Possibly not associated with this region.

- Thora:

- Seems unfamiliar or unrelated to the dance culture of Himachal Pradesh.

- Not typically mentioned in dance traditions there.

Correct Answer: Option 2 - Nati