An Administrative Assistant Collected Data on Average Minutes Spent Commuting

Multiple Choice

An administrative assistant collected data on average minutes spent commuting for the 16 employees in the office. The data is ranked below:
5, 8, 10, 10, 12, 15, 15, 15, 15, 15, 15, 20, 20, 20, 25, 60
What is the value of the number that splits the lowest 25% of the sample from the highest 75% of the sample (Q1) ?

A) 60
B) 12
C) 5
D) 8