Based on the readings within Chapter 11 of "Supply Chain Management: A Logistics Perspective" Respond to the following questions: 1) Using company Web sites, compare and contrast the service offerings for the following transportation companies: a) J.B. Hunt (http://www.jbhunt.com) and Old Dominion Freight Line (http://www.odfl.com) b) FedEx (http://www.fedex.com/us/ship) and DHL Aviation (http://www.aviationcargo.dhl.com) c) Maersk Line (http://www.maerskline.com) and Wallenius Wilhelmsen Logistics (http://www.2wglobal.com) d) Canadian National Railway Company (http://www.cn.ca) and Florida East Coast Railway (http://www.fecrwy.com) 2) Describe the purpose and value of freight documentation. Discuss the function of the following documents: bill of lading, freight bill, and freight claim. 3) Identify and discuss appropriate modes of transportation for the following items: a) Apple iPhones b) Under Armour running shoes c) Organic fruits and vegetables d) Pressure treated lumber 4) Describe the major challenges faced by transportation managers in the current environment