Which of the following is the most widely used form of intermodal coordination?
a. Horseback service
b. Fishyback service
c. Birdyback service
d. Piggyback service
Answer: D
Which of the following is the most widely used form of intermodal coordination?
a. Horseback service
b. Fishyback service
c. Birdyback service
d. Piggyback service
Answer: D