Who among the following was the mascot of the Men's Hockey World Cup held at Bhubaneswar in 2018?

Turtle Olly

The correct answer is Option (4) - Turtle Olly

Turtle Olly was the mascot of the Men's Hockey World Cup held at Bhubaneswar in 2018. As the official mascot, Turtle Olly symbolized the rich marine life of Odisha and promoted the conservation of turtles, which are an integral part of the state's coastal ecosystem. The mascot's cheerful appearance and message of environmental awareness added to the festive atmosphere of the tournament while highlighting the importance of protecting marine biodiversity.