The correct answer is Kerala.

• Vishu, a Hindu festival, is celebrated in Kerala as the harvest festival and the astrological New Year of the Malayalis.
• Vishu indicates the movement of the sun to Aries or the Mesha Rashi and marks the day from which the farmers begin the plowing of land and other agricultural activities.
• In Sanskrit, Vishu means equal, which implies the day with an equal number of hours of day and night or the equinox.
• The day of Mesha Sankranti or Mesha Sankramam, Vishu is a family festival.
• It is a period dedicated to Lord Vishnu and is celebrated by worshipping Lord Vishnu and Lord Krishna.
• Vishu Kani, Vishu Kaineettam, and Vishubhalam are the three most important aspects of the Vishu celebrations.
• As per the religious faith of the people on the previous night of the Vishu festival a Vishu Kani in the prayer room or worship area of the house before the idol of Lord Vishnu and Lord Krishna by the eldest lady of the house.
• Vishu Kani is regarded as the symbol of good luck and prosperity by all Hindu Malayalis.
• Celebrated on the first day of Medam or the Malayalam month or between the months of April and May of the Gregorian calendar, Vishu symbolizes the beginning of the spring season.