What are the process steps to remanufacture a cartridge?

A.
Add new toner to the empty hopper with little to no furbishing of the cartridge.

B.
Disassemble, clean, change worn parts and drum if needed, then add new toner.

C.
Disassemble, empty hopper, clean components, then add recoated drum.

D.
Disassemble, clean waste hopper and drum, add toner, and then seal the cartridge.

Explanation: