Which shows numbers to least to greatest

A -2/5, -2.47, - 2 1/2, 5, 21/4

B 2/5, -2.47, -2 1/2, 21/4, 5

C -2 1/2, -2.47, -2/5, 5, 21/4

D -2 1/2, -2.47, -2/5, 21/4, 5