The Density of Chromium Metal Is 7

The density of chromium metal is 7.20 g/cm³. Given that 1 foot (ft) = 12 inches (in.) , 1 in. = 2.54 cm, and 1 pound (lb) = 453.6 g, what is the density of chromium in lb/ft³? Hint: Remember that when converting derived units, you must convert each of the component fundamental units individually.

A) 14.7 lb/ft³
B) 118 lb/ft³
C) 449 lb/ft³
D) 219 lb/ft³
E) 393 lb/ft³