Concept:Trophies and cups are linked with specific sports, so knowing the correct sport is important.Explanation:The Nehru Trophy is a well-known national-level field hockey tournament held in India.Top hockey teams from different states take part in this competition.The boat race on Punnamada Lake near Alappuzha is a different event, known as the Nehru Trophy Boat Race.So, when asked about the sport linked with the Nehru Trophy, the answer is Hockey.Answer:B. Hockey