Tide

-10123timenoonmidnightheight of tide5.30 a.m.0.3 ft11 a.m.2.3 ft7:30 p.m.0.2 ftTides at Sandy Point on June 26
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 June 26 at Sandy Point?
A. 2.1
B. 2
C. 1.6
D. 2.2
E. 1.8