The COASTAL DRILLER, in ocean transit at a draft of 10 feet 0 inches with winds greater than 70 knots, has a KGT of 39.0 feet and a KGL of 38.6 feet. The margin on the maximum allowable KG is __________.

A
2.6 feet
B
4.1 feet
C
26.3 feet
D
26.8 feet
E