There Are Four Supply Chain Cost-Reduction Strategies Employed by Competent

There are four supply chain cost-reduction strategies employed by competent procurement functions as cited in the text. They include (1) productivity enhancement, (2) ________, (3) locating facilities in countries with low-cost inputs, and (4) sourcing from the world's most efficient suppliers.

A) placing large quantity purchase orders
B) sourcing from past suppliers
C) adoption of advanced process technology
D) sourcing from local suppliers