Concept:Goods that can spoil or decay quickly need faster means of transport to keep them fresh.
Explanation:Perishable goods such as fruits, vegetables, dairy products, and meat can go bad quickly if not delivered fast.
If the goods are perishable, the speed of transport becomes very important to reduce spoilage and maintain quality.
Therefore, fast transport options like air transport or refrigerated road transport are preferred for such goods.
Answer:Speed is important where goods are perishable.
Correct option: A. perishable.