A Restaurant Manager Tracks Complaints from the Diner Satisfaction Cards $\frac{3}{55+32}$

Multiple Choice

A restaurant manager tracks complaints from the diner satisfaction cards that are turned in at each table. The data collected from the past week's diners have been plotted and appear in the following graph. The number of complaints for each category is with each bar.
How was the value for the point represented by the triangle calculated?

A) $\frac{3}{55+32}$
B) $\frac{55+32}{55+32}$
C) $\frac{32}{55+32+16+13+4+2}$
D) $\frac{55+32}{55+32+16+13+4+2}$