Tide

-10123timenoonmidnightheight of tide5 a.m.-0.2 ft11:30 a.m.2.4 ft5 p.m.-0.6 ftTides at Virginia Beach on January 11
The graph above shows the height of the tide, in feet, above or below a baseline. Which of the following is closest to the difference, in feet, between the heights of the highest and lowest tides on January 11 at Virginia Beach?
A. 3
B. 2.6
C. 3.3
D. 2.3
E. 2.2