215. What is the ideal location for a cargo tank from the shell plating, in any Gas tanker type?

A. less than 760 mm (30 inches) from the shell plating
B. less than 750 mm (29.5 Inches) from the ship side
C. less than 740 mm (29 inches) from the main deck
D. less than 730 mm (28.7 inches) from the summer draft