问题
单项选择题
Your vessel has lifeboats on both sides. Lifeboat No.2 is located（）.
A.forward of lifeboat No.4 on the starboard side
B.forward of lifeboat No.4. on the port side
C.aft of lifeboat No. 1 on the starboard side
D.All of the above
答案
参考答案：B