Lucas has found impressions made with a screwdriver on a doorknob. What is the BEST way for him to handle this evidence?

A.
He should place a paper on it and trace the mark with a pencil.
B.
He should put a screwdriver in the impression to see if it fits.
C.
He should remove the doorknob and take it to the crime lab.
D.
He should try to mark the doorknob with a different screwdriver.

C. He should remove the doorknob and take it to the crime lab.