Brigson Manufacturing Group Works with Several Different Suppliers for Component

Brigson Manufacturing Group works with several different suppliers for component parts. One of the suppliers, Caster Corp. has achieved control over the entire supply chain because it tells Brigson when caster orders can be shipped and only ships them when Brigson orders at least ten pallets worth of product. In this situation, Caster Corp. demonstrates ________ in this supply chain.

A) production
B) persistence
C) promotion
D) power
E) pressure