A/An is defined as a tangible good, service, idea, or some combination of these that satisfies consumer or business customer needs through the exchange process.

Product

Explanation:

The product available on the market is a tangible thing, that can be used by a particular individual to satisfy his needs. the product is also known as a commodity.

A commodity can be a service or an object. It may be real or non-tangible. Each commodity is produced at a cost and each commodity is prepared for sale. The amount which can be paid varies on the sector, cost, promotion and market customer.

this conflict is person vs. society

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answer (b); /// a method of measuring the opinions of a large group of people by selecting a subset of the larger group, asking them a set of questions and then generalizing those responses;