Approximately which percentage of the HP printer’s imaging system is contained in the HP
LaserJet All-in-One print cartridge?

A.
30%
B.
50%
C.
70%
D.
90%
Explanation:
Reference: http://www.amazon.com/HP-LaserJet-Cartridge-C3903A-Packaging/dp/B00000J0RE
(see product description)