Concept:A
Chamber of Commerce is a voluntary body representing a cross-section of all business interests within a particular area.
Explanation:Different business owners and businessmen join together voluntarily to promote their common interests.
This association is not restricted to one trade or industry.
Members come from retail, manufacturing, services, and other commercial sectors in the area.
A
Trade Association deals only with a single industry or trade.
A
Trade Union represents employees and workers, not business owners.
A
Consumer's Association protects the interests of consumers.
Therefore, the association that represents a cross-section of business interests in an area is the Chamber of Commerce.
Answer:C. Chamber of Commerce