As personal computers became popular, the sale of typewriters decreased significantly and now typewriters are only used by a very small segment of consumers. Typewriters are in the stage of the product life cycle.

The correct answer to the following question is "Decline".

Explanation:

A declining stage seems to be a part of what has been recognized as a particular product development cycle. Perceived the final phase of that same product cycle, this phase applies to a phase when the value of the product or service becomes decreasing, resulting in lower sales revenues.

So, the Decline stage is the best possible answer which suits the given scenario.

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.

answer; collective security;