With you acting as the gunsmith, what is typically the recommended course of action if the extractor surfaces are worn in a firearm? A.Send the firearm to a gunsmith for reprofiling and tempering of the worn extractor surfaces. B.Clean the extractor surfaces thoroughly, and if necessary, order a new spring for improved tension. C.Replace the worn extractor surfaces with a new component, which is typically the cheapest and easiest option. D.Fabricate a new extractor component, as this is a cost-effective alternative to replacement