India’s first-ever convertible stadium is located in which of the following cities?

Recently, the 2016 Kabaddi World Cup (KWC) has started on October 7 at the Arena By TransStadia in Ahmedabad, which is India’s first-ever convertible stadium. The Arena by TransStadia uses a globally patented technology, which converts an outdoor stadium into an indoor arena within 6 minutes at a touch of a button. The facility has a seating capacity of 20,000 and can house 14 sports, excluding cricket.