A semisubmersible in transit is at a draft of 19 feet. The depth of the lower hulls is 21 feet. How much bunker fuel at 54.0 lbs/cu ft could be taken on and still provide one foot of freeboard if the TPI is 52.3?

A
627.6 long tons
B
648.0 long tons
C
843.9 long tons
D
255.2 long tons
E