Final answer:
The transportation mode with the highest cost and fastest speed, but not suitable for large shipments, is the airplane. Maritime shipping is a more cost-effective option for large shipments, despite its slower speed. Rail and truck transport are also viable options, although they may not be as fast as airplanes.
Step-by-step explanation:
The transportation mode with the highest cost and fastest speed, but not suitable for large shipments, is the airplane. While airplanes are efficient for transporting people over long distances, they have limited cargo space and high operating costs. On the other hand, maritime shipping is a more cost-effective option for large shipments, despite its slower speed. Ships can carry a significant amount of cargo and have lower energy requirements compared to airplanes. However, they are not suitable for urgent or time-sensitive deliveries. Rail transport and truck transport are also viable options for different types of shipments, but they may not have the same speed as airplanes.