In the proper order, identify the correct terms for these intermodal transportation combinations: rail and truck, water and truck, water and rail.
A) fishyback; airtruck; trainship
B) piggyback; airtruck; fishyback
C) trainship; fishyback; piggyback
D) piggyback; fishyback; trainship
E) piggyback, fishyback; birdyback
Answer: D