A group of students measured a certain angle (to the nearest degree) and obtained the following results: 75o, 76o, 72o, 73o, 74o, 79o, 72o, 72o, 77o, 72o, 71o, 70o, 78o, 73o. Find the mode
A
79o
B
78o
C
74o
D
73o
E
72o