entail the performance of specialized activities by individuals or organizations for purposes of benefiting other entities (usually customers).

Services.

Explanation:

As it is been explained to be a individual or organizational performance, which directly holds certain forms of benefit to many. It also can be said to be a transaction during which no physical goods are transferred from the vendor to the customer. It holds certain advantages of such a service are held to be demonstrated by the buyer's willingness to create the exchange. Public services are those who society (nation state, fiscal union or region) as an entire pays for. Using resources, skill, ingenuity; service providers benefit service consumers.

1) the stages a new product goes through from beginning to end, i.e., the stages that a product passes through from introduction through growth, maturity, and decline. 2) the time from initial research and development to the time at which sales and support of the product to customers are withdrawn. 3) the period of time during which a product can be produced and marketed profitably.

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