Tide

-10123timenoonmidnightheight of tide5 a.m.-0.9 ft11:30 a.m.1.9 ft6 p.m.-0.7 ftTides at Virginia Beach on March 3
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 March 3 at Virginia Beach?
A. 2.8
B. 2.6
C. 2.3
D. 2.5
E. 2.9