Tide

-10123timenoonmidnightheight of tide5.30 a.m.-1 ft1 p.m.2.4 ft6:30 p.m.-0.7 ftTides at Bay Cove on August 23
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 August 23 at Bay Cove?
A. 3.4
B. 3.1
C. 3
D. 3.8
E. 2.9