They could workout to become stronger, look/feel, have better posture, and have more self-confidence. One way how I have become more confident about talking to people is just doing it. I'm an introvert that hates talking, but, by forcing myself to talk to people more I have noticed that I have become more confident about talking to random people. If your trying to talk to just one person you could learn more about them and what they like, and learn about what they like. So next time you see them you have something to talk about that they will also enjoy talking about.
Answer: Functionalist perspective
Explanation:
The functionalist perspective describes the society as a complex structure. In the complex system of the society the components of the society work together to attain the stability.
This approach looks at the society at the macro-level and focuses on the social structures.
The functionalist perspective ensures that the members of the society work so as to achieve the betterment of the society. The members may create the awareness and may expect the same kind of behavior from others.
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The strength of your trunk or "core" including abdominal, low back, and postural muscles.