Which present day Indian state came into existence as the Mysore state in 1953?

Karnataka

The correct answer is Option (2) → Karnataka

The present day Indian state that came into existence as the Mysore state in 1953 is Karnataka.

While the initial Mysore state formed in 1953 was smaller, it became the foundation for the larger Kannada-speaking state of Karnataka that emerged in 1956 through the States Reorganisation Act.