Concept:Commerce covers the exchange of goods and services and the activities that facilitate that exchange.
Explanation:The scope of commerce is made up of two main parts: trade and aids-to-trade.
Trade includes home and foreign trade, while aids-to-trade include banking, insurance, transport, warehousing, advertising, and communication.
Therefore, the full scope of commerce is not limited to one form of trade alone.
Answer:B. trade and aids-to-trade