Answer:
A. The world's largest discount store Wal-Mart seeks vendors to supply products made exclusively for its stores.
Step-by-step explanation:
Taking into consideration the bargaining power of a buyer in the Porter's Five Forces model, here it is evident that Wal-Mart is the only example of a strong, omnipresent buyer that can surely dictate the terms of the offer. Every vendor would want to sell their produce to Wal-Mart, due to their wide customer base and presence of numerous stores.