Laser printers differ from thermal printers because:

A.
they use an electro-static field while thermal printers use heating elements to expose the
image.

B.
they use ink while thermal printers use a ribbon to transfer the image on the paper.

C.
they use laser while thermal printers use heat to melt the toner on the paper.

D.
they use heat to expose the image while thermal printers use heat to transfer the image.