Which statement correctly compares the four decimals?

a 0.1 > 0.3 > 0.7 > 0.6
b 0.7 > 0.6 > 0.1 > 0.3
c 0.7 < 0.6 < 0.3 < 0.1
d.0.1 < 0.3 < 0.6 < 0.7