Which arrangement shows −5 1/2 , −5 , −6.4 , and −2 6/4 in order from least to greatest?
A. -5 1/2, -6.4, 26/4, -5
B. -26/4, -6.4, -5, -5 1/2
C. -5 1/2, -5, -26/4, -6.4
D. -26/4, -6.4, -5 1/2, -5