he owner of a grocery store makes a histogram to show the spread of the weights, rounded to the nearest pound (lb), of all the watermelons in the store. The title of the histogram is, Weight of Watermelons. The horizontal axis is titled, Weight, pounds. From left to right, the axis reads, 0 through 1, 2 through 3, 4 through 5, 6 through 7, 8 through 9, 10 through 11, 12 through 13, 14 through 15, 16 through 17. The vertical axis is titled, Number of Watermelons, and ranges from 0 to 10. Based on the data in the graph, how many watermelons did the grocery store weigh? A $5$ B $8$ C $15$ D $26$