Tide

-10123timenoonmidnightheight of tide4:30 a.m.0.5 ft11:30 a.m.1.9 ft7:30 p.m.0.3 ftTides at Sandy Point on April 6
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 April 6 at Sandy Point?
A. 1.6
B. 1.4
C. 1.3
D. 1.5
E. 1.9