Which of the answer choices shows the following numbers arranged from least to greatest?
8.1
180
145
7.2
-5
-124
Select one:
A. -124, -5, 7.2, 8.1, 145, 180
B. -5, -124, 145, 7.2, 8.1, 180
C. -5, 7.2, 8.1, -124, 145, 180
D. -124, -5, 7.2, 8.1, 145, 180