Derick runs a small trading business of about seven people. He resells products, which he purchases from suppliers. He used to fulfill his office supplies from random suppliers, but is now finding it difficult to manage them. What can Derick do to fulfill his office supplies in the most efficient way?
A. request his main reseller supplier to supply office items as well
B. order office supplies online as and when the need arises
C. look for several new suppliers who will offer him good discounts
D. enter into long-term contracts with a few fixed suppliers