Four students recorded the number of hours they spent studying for a test over a week. Their data is shown in the frequency tables below. Which student's study data has the highest mean number of hours?

A) Student A: (Hours: 1, Freq: 4), (Hours: 2, Freq: 3), (Hours: 3, Freq: 2), (Hours: 4, Freq: 1)
B) Student B: (Hours: 1, Freq: 1), (Hours: 2, Freq: 2), (Hours: 3, Freq: 3), (Hours: 4, Freq: 4)
C) Student C: (Hours: 1, Freq: 2), (Hours: 2, Freq: 3), (Hours: 3, Freq: 3), (Hours: 4, Freq: 2)
D) Student D: (Hours: 1, Freq: 2), (Hours: 2, Freq: 2), (Hours: 3, Freq: 2), (Hours: 4, Freq: 2)