A、 Many welcome the idea of having more bars on board.
B、 Many prefer the ferry to maintain its present speed.
C、 Some suggest improving the design of the deck.
D、 Some object to using larger luxury boats.

【正确答案】 B

【答案解析】 行动建议题。题目问坐船的通勤者对渡口未来的计划如何反应?根据原文最后A lot of people与选项B中的Many对应，原文中的feel that half an hour is just enough time to relax与选项B中的maintain its present speed对应。故答案为B。