Marina Exam for OIC: What is the vertical distance between the shapes shown by a 50- meter passenger ferry that has lost her propulsion while underway and she has to display her signals by day?

Marina Exam for OIC

What is the vertical distance between the shapes shown by a 50- meter passenger ferry that has lost her propulsion while underway and she has to display her signals by day? 

A. not less than 2.5 m 
B. No specified vertical spacing 
C. not less than 1.5 m 
D. not more than 1 m 


Answer:  C.   not less than 1.5 m