For class interval and frequency of data is given {(50.5 - 55.5, 6) , (55.5 - 60.5, 9 ), (60.5 - 65.5, 7), (65.5 - 70.5, 5)}
frequency of the modal class is

Options

A. 5
B. 6
C. 7
D. 9

Answer

D