Final answer:
The containers used in international transport are designed to facilitate carriage of goods by one or more modes of transport and must meet ISO standards for dimensions and CSC standards for construction.
Step-by-step explanation:
The best description for the containers used in international transport is option 3) equipment designed to facilitate carriage of goods by one or more modes of transport that must meet ISO standards for dimensions and CSC standards for construction.
Intermodal containers revolutionized the shipping industry by allowing cargo to be easily filled, stacked, and transported on multiple modes of transport such as trucks, trains, barges, and ships. These containers are designed according to ISO standards for dimensions and CSC standards for construction to ensure safety and compatibility.