The data for numbers of times per week that 19 students at Stackamole High eat vegetables are shown in the frequency table.
Number of Days Frequency
1 4
2 5
3 4
4 3
5 2
6 0
7 0
8 0
9 1


Part A: Which data display would you use to represent this data? Explain your reasoning. (4 points)

Part B: What, if any, are the unusual features of these data? Justify your answer mathematically. (5 points)

Part C: What is the measure of center for these data? Explain your reasoning. (5 points)