If a contractor wants to lower its auto liability insurance premiums, it might do all of the following EXCEPT:

a. Determine whether any covered autos could be classified under a different business use.
b. Consider relocating its office or yard from a highly populated area to a location closer to where it does most of its work.
c. Inform the insurer when older field vehicles are taken out of service and used for purposes other than those for which they were originally intended.
d. Buy new vehicles on a regular basis to replace older vehicles.