Refer to the Scenario Below to Answer the Following Questions

Refer to the scenario below to answer the following questions.
Shanghai MaLing Meat Company contracts with several farmers to raise beef and pork for its meat-processing center. To guarantee freshness, Shanghai MaLing Meat Company relies on a vast distribution network. For delivery to local markets in Shanghai, it uses its own fleet of refrigerated trucks; delivery to these markets constitutes 65 percent of its business. For deliveries beyond Shanghai, it contracts with a refrigerated fleet that specializes in expediting smaller shipments. For faster delivery during peak times, the Company often uses its own trucks to deliver to the expedited fleet's consolidation point from its distribution warehouse in Shanghai. During the holiday season, however, several specialty distributors contract with the Company to package specialty meats in gifts boxes, then ship them directly to the recipients. For these specialty shipments within Suzhou and Shanghai, it uses its normal delivery mode. All other specialty shipments are shipped from its distribution warehouse via air, then the company contracts with expedited carriers in various cities to deliver to the recipients.
-In using air transportation and then expedited truck carriers to deliver specialty items to customers outside of a designated delivery range,Shanghai MaLing Meats is using ________.

A) all of its supply chain
B) all of its value delivery network
C) direct marketing channels
D) intermodal transportation
E) a horizontal marketing system