The table below shows the height's of three students. How much taller is Aaron than Siri?
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Aaron - Height - 53 1/2
Rachel - Height - 53 1/4
Siri - Height - 48 3/4
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Answer choices:
A: 4 1/4
B: 4 1/2
C: 4 3/4
D: 5 1/4