Tide

-10123timenoonmidnightheight of tide5 a.m.-0.2 ft11:30 a.m.2.2 ft6:30 p.m.0.3 ftTides at Bay Cove on March 8
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 8 at Bay Cove?
A. 2.4
B. 1.9
C. 2.1
D. 2
E. 2.7