Which security initiative provides preferential treatment for participating firms that secure their global supply chain from source to final destination in the United States?

Customs Trade Partnership Against Terrorism (CTPAT)

Explanation:

CTPAT is U. S. Customs and Border Protection's (CBP) multi-dimension cargo enforcement strategy. CBP works with the trade community to strengthen international supply chains and improve US border security through this program. CTPAT is a voluntary public-private sector partnership program which endorse that CBP can provide the highest level of cargo security only through close cooperation with the principle stakeholders of the international supply chain such as, carriers, consolidators, licensed customs brokers, importers, and manufacturers.