Sandusky Car Parts, Inc. offers a warranty program to authorized resellers of Sandusky car parts. Tommy Boy and his trusty sidekick devised a scheme to intentionally obtain replacement parts to which they were not entitled, with the plan to resell these parts on the market for a higher price for profit. Tommy and his partner sent numerous emails and Internet service requests to Sandusky to convince the company to ship them new parts via commercial carriers. Tommy Boy and his partner are guilty of

a$.$ bribery

b$.$ theft by false pretenses

c$.$ wire fraud and mail fraud

d$.$ mail fraud only

Be sure to explain your reasoning in addition to giving your answer.