A Hurricane Is Defined as a Large Area of Sustained

A hurricane is defined as a large area of sustained winds greater than 119 km/h.This is the wind speed at which ________________________.

A) canvas sails on sail boats start to rip
B) storm surge starts to be a problem
C) Saffir and Simpson agreed to compromise (Saffir wanted 116 km/h,and Simpson wanted 120 km/h)
D) the center of the storm develops a calm area known as the eye
E) none of these are correct