The advantage of using agents and brokers when a firm does not have its own sales force is that the agents and brokers have extensive knowledge of the markets and merchandise. Hence, Option D is correct.
Brokers and agents are the people who are used by manufacturers for the possession of their goods in the market. They are the key source for such manufacturers who want to make their products easily available in the market.
The key role of the brokers and the agents is to bring in new buyers or clients for the company. They are hired by the companies as their representatives in front of the buyers.
As the agents and the brokers have a deep knowledge of the local market, it makes it easy for companies who do not have their own sales force to hire agents and brokers to sell their products in the market.
Therefore, Option D: Agents and brokers have extensive knowledge of the markets and merchandise.
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