Which one of the following has a bigger functional scope?

Correct option is D

Commerce has the biggest functional scope among the given options. Commerce is a broad term that includes both trade and auxiliaries to trade, such as banking, insurance, transport, warehousing, advertising, packaging, and communication. It covers all activities that facilitate the exchange of goods and services from producers to consumers.
While trade only refers to buying and selling of goods, commerce includes trade plus all supporting services that help in smooth functioning of trade. Banking, insurance, and trade are only parts of commerce, whereas commerce itself is the umbrella concept covering all these activities.
Thus, the correct answer is (d) Commerce.
Information Booster
1. Commerce includes two major components: Trade and Aids to Trade.
2. It ensures the smooth flow of goods by removing hindrances related to persons, place, time, risk, and finance.
3. It is essential for economic development as it connects producers and consumers.
4. Commerce reduces transactional bottlenecks and improves market efficiency.
5. All commercial services such as banking, insurance, and transportation support the functioning of trade.
Additional Information
· (a) Banking: It is an auxiliary to trade and only one part of commerce.
· (b) Insurance: Another aid to trade that provides risk coverage; limited in scope compared to commerce.
· (c) Trade: Involves buying and selling only; narrower scope than commerce as it does not include supporting services.