阅读下面短文,从短文后各题所给的A、B、C和D四个选项中,选出可以填入空白处的最佳选项。My dad was a sailor. He is a( n) 4I amateur sailor. His group 42 the North American Championship in their class-sailing the beautiful wooden-hull Dragons, as the boats were called. One year the 43was second in line to go to the Olympics. And speaking of the latter, Dad 44 the training center when theOlympics came to L.A. in 1984