There are four primary types of economic systems in the world: traditional, command, market and mixed. Each economy has its strengths and weaknesses, its sub-economies and tendencies, and, of course, a troubled history.
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Scarcity is the fundamental problem facing all societies. It is the condition that results from society not having enough resources to produce all the things that people would like to have.
It has been established that the price is determined according to the request for goods by the consumers and the quantity provided by the producers, thus creating a balance in which consumers will want to acquire everything that producers of goods and services producers at the agreed price, and producers are also willing to take their production levels that consumers are demanded, always keeping a balance; since otherwise, the producers would lose to having an excess of goods and very few consuming them, which in turn, would force to lower too much the costs so as not to have a huge loss of profits.
There was a renewed interest in consciousness in the 1950s because<u> C. It was </u><u>inspired </u><u>by the </u><u>discovery </u><u>of </u><u>eyes moving </u><u>rapidly during </u><u>sleep</u><u>.</u>
In 1951, consciousness became of interest because a man named Eugene Aserinksy had discovered that the eyes moved rapidly during sleep.
This sparked a whole frenzy about what this could mean and people became more interested in the whole subject of consciousness and what it could actually mean thereby leading to a change in human perceptions about consciousness.
In conclusion, the answer is C.
Find out more about consciousness at brainly.com/question/25388633.