The correct answer is D. Quaternary
Explanation:
In economy, there are mainly four economic sectors that cover the different economic activities a nation or state can have. These includes the primary sector that refers to extraction of raw materials including activities such as agriculture or fishing; the secondary sector that deals with the manufacturing process such as factories that produce bicycles; the tertiary sector that refers to services or intangible goods such as tourism and the quaternary sector that deals with information and knowledge services such as education or development or technology. Considering this, the sector of the economy in which someone working as a software developer would be is the quaternary as this sector deals with the development of technology and this includes the development of software.
<em>Activity theorists contend that older people will only be content when they can still contribute to society and be helpful, primarily through engaging in </em><em>meaningful job for which they are compensated.</em>
<h3>What exactly is activity theory?</h3>
The implicit theory of aging, normal theory of aging, and lay theory of aging are other names for the activity theory, which puts out the idea that good ageing happens when older people remain active and retain social relationships.
<h3>What is the basis for the activity theory?</h3>
A conceptual framework called "activity theory" comes from the socio-cultural school of Russian psychology. The framework's fundamental idea is "activity," which is interpreted as the deliberate, transformative, and evolving interaction between actors (also known as "subjects") and the world (also known as "objects").
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Systems management is the combination of four key elements: processes, data, tools, and organization, which are all needed to manage a system efficiently and effectively. Processes deal with how to perform the task. Data refers to the information required to perform the process.
