A MODU floating in sea water while displacing 20,000 long tons has transverse free surface moments of 7,500 ft-long tons and longitudinal free surface moments of 10,000 ft-long tons. The maximum virtual rise in the height of the center of gravity due to free surfaces is ______________.

A
0.35 foot
B
0.50 foot
C
0.88 foot
D
2.00 feet
E