Explanation:

- Option 1: Manipur

- The Ningthouja dynasty is historically associated with the northeastern state of Manipur.

- This dynasty played a significant role in shaping the history and culture of Manipur.

- They were known as Meitei kings, who ruled the region for centuries.

- Correct Answer: Manipur

- Option 2: Haryana

- Haryana is not known to be associated with the Ningthouja dynasty.

- Historically, this region was more influenced by cultures like the Indus Valley Civilization and various other empires.

- Option 3: Gujarat

- Gujarat has a rich history with different ruling dynasties like the Solankis, but not with the Ningthouja.

- Option 4: Assam

- Assam's history is marked by the Ahom and other local dynasties but not by the Ningthouja.