Concept:Commerce covers the entire process of moving goods and services from producers to consumers, not just one activity such as buying or selling.
Explanation:Commerce is wider than trade.
It includes the actual buying and selling of goods and services.
It also includes the auxiliary services that make trade possible, such as transportation, warehousing, banking, insurance, advertising, and communication.
Therefore, commerce is best defined as all activities in the distribution and exchange of goods and services.
Option A is only trade, not commerce.
Option C describes production, which belongs to industry.
Option D mentions only two aids to trade and is too narrow.
Answer:B. all activities in the distribution and exchange of goods and services