Suppose that the diameters of the different types of hair are 1.7×10^-4 cm, 1.4x10^-3 cm, 1.2x10^-5 cm and 1.9x10^-4 cm. what is the order of the hairs from least to greatest diameter?

A.)1.9x10^-4cm,1.7x10^-4cm,1.4x10^-3cm,1.2x10^-5cm

B.)1.2x10^-5cm,1.7x10^-4cm,1.9x10^-4cm, 1.4x10^-3cm

C.)1.9x10^-4cm,1.7x10^-4cm,1.2x10^-5cm,1.4x10^-3cm

D.)1.2x10^-5cm,1.4x10^-3cm,1.9x10^-4cm,1.7x10^-4cm