Arrange the Three Common Unit Cells in Order from Least

Arrange the three common unit cells in order from least dense to most dense packing.

A) face-centered cubic < body-centered cubic < primitive cubic
B) primitive cubic < body-centered cubic < face-centered cubic
C) primitive cubic < face-centered cubic < body-centered cubic
D) body-centered cubic < primitive cubic < face-centered cubic
E) body-centered cubic < face-centered cubic < primitive cubic