Tide

-10123timenoonmidnightheight of tide3.30 a.m.-0.2 ft12:30 p.m.2.1 ft5 p.m.-0.6 ftTides at Virginia Beach on October 1
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 October 1 at Virginia Beach?
A. 2.7
B. 2.3
C. 2.9
D. 3.2
E. 2.5