Jim Bob participates in the Waffle Eating Contest every year. Below is a table showing the number of waffles Jim Bob consumed each year, Year
2009
2010
2011
2012
2013
Number of Waffles
55
59
63
61
67
According to the table, what was the average rate of change of waffle consumption between 2009 and 2012?
O A. 1 waffles per year
OB 3 waffles per year
OC, 4 waffles per year
OD. 2 waffles per year
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