Which of the following statements uses the multiplicative identity?
A(-8)(1) = -8
B-8 + 0 = -8
C(-8)(-1) = (-1)(-8)
D-8 + 1 = 1 + (-8)
A(-8)(1) = -8
B-8 + 0 = -8
C(-8)(-1) = (-1)(-8)
D-8 + 1 = 1 + (-8)