least to greatest 1.5, 3.25, 1.66, 2.4

A) 1.5, 1.66, 2.4, 3.25
B) 1.5, 1.66, 3.25, 2.4
C) 1.66, 1.5, 2.4, 3.25
D) 3.25, 2.4, 1.66, 1.5