Hampi was declared as a World Heritage Site by UNESCO in which of the following years?

1986

The correct answer is Option (4) → 1986

Hampi, a UNESCO World Heritage Site, was designated as such in 1986. Located in the state of Karnataka, India, Hampi is renowned for its rich historical and cultural significance, particularly for its well-preserved ruins of the Vijayanagara Empire, showcasing impressive architecture and art from the medieval period.