Which of the following best explains why tangent 5 pi over 6 is not equal to tangent 5 pi over 3 ?
A
The angles do not have the same reference angle or the same sign.B
Tangent is negative in the second quadrant and positive in the fourth quadrant.C
Tangent is positive in the second quadrant and negative in the fourth quadrant.D
The angles do not have the same reference angle.