They use currency. Society uses a system called currency to enforce the " Get what you give ". If i was working hard i have a large amount of money to spend for myself. vise versa with me not working on the daily.
the answer is A
a comparison using like or as, for example; "hair like a raven's wing"
Islamic ruler so successor
Explanation:
Lower class is defined as the class of society with poor economic value and so called low status in society.
Middle class is defined as the class of society with adequate economic condition and medium prestige in society.
Upper class is defined as the class having the sufficient amount of money and no necessities go worthless and useless.
But,in my view,I consider the people upper class who are rich in knowledge and have the sense of humanity.
<em>Keep</em><em> </em><em>smiling </em><em>and</em><em> </em><em>hope</em><em> </em><em>u</em><em> </em><em>are</em><em> </em><em>satisfied </em><em>with</em><em> </em><em>my</em><em> </em><em>answer</em><em>.</em><em>Have</em><em> </em><em>a</em><em> </em><em>good</em><em> </em><em>day</em><em> </em><em>:</em><em>)</em>
Its (c) columbia www.britannica.com/place/Colombia/Revolution-and-independence