Read the following SAT test question and then click on a button to select your answer.

The histogram above shows the distribution of 31 black cherry trees, by height. For example, the leftmost bar represents the black cherry trees that are at least 60 feet, but less than 65 feet, in height. Based on the histogram, which of the following can be the average (arithmetic mean) height of the 31 black cherry trees?

(A) 70 feet
(B) 72 feet
(C) 74 feet
(D) 78 feet
(E) 80 feet

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