A delivery service is buying 600 tires for its fleet of vehicles. One supplier offers to supply the tires for $80 per tire, payable in one year. Another supplier will supply the tires for $20,000 down today, then $50 per tire, payable in one year. What is the difference in PV between the first and the second offer, assuming interest rates are 8%? O A. $5,000 B. $3,333 C. - $5,000 D. - $1,333