Explanation:

- Option 1: Gudi Padwa

- This festival marks the Marathi New Year and is celebrated primarily in Maharashtra and some parts of Karnataka and Andhra Pradesh.

- Option 2: Hola Mohalla

- This is a Sikh festival celebrated in Punjab, particularly in Anandpur Sahib. It's a day for mock battles, poetry, and demonstrations of Sikh martial arts.

- Option 3: Dhanu Yatra

- Dhanu Yatra is celebrated in Odisha and is a popular festival. It is recognized for being the largest open-air theatre festival, based on episodes from Krishna's life, and takes place in Bargarh.

- Option 4: Thiruvonam

- This is the most important day of the Onam festival celebrated in Kerala, marking the homecoming of the legendary King Mahabali.