Calculate the five-number summary of the given data using the approximation method: 9, 21, 2, 7, 14, 7, 24, 7, 6, 5, 16, 8, 9, 12, 23.
A) Minimum: 2, Q1: 6.5, Median: 9, Q3: 16, Maximum: 24
B) Minimum: 2, Q1: 7, Median: 9, Q3: 16, Maximum: 24
C) Minimum: 2, Q1: 6.5, Median: 8.5, Q3: 14.5, Maximum: 24
D) Minimum: 2, Q1: 7, Median: 9, Q3: 14, Maximum: 24
