Answer: Option(a) is correct option
Explanation:
Normative statements are the statements that include value that is used for describing desirability and undesirability of situation.It is based on further requirements, need and perspective.
According to the question, statement that provide description about world should be is a normative statement as it describes the possible requirements for world .
Other options are incorrect because descriptive statement is based on objective and facts. Economist hired by government or in scientific field is not described through world description. Thus, the correct option is option(a).
<span>In a centrally planned economy, the government owns and operates production facilities and manages the flow of supply and demand rather than allowing interactions between businesses and consumers to determine supply and demand.
In a pure market economy the government has no role. Instead, the market makes all allocation decisions.
In a market economy, the government does not oversee the day to day micro transactions. Instead, it oversees the economy, making sure that it steps in to stabilize the market if it is going through a recession. The government is also allowed to step in and prevent trade or business with any country that it feels is a threat.
In a mixed economy, the government can create a central plan that guides the economy. The government is also allowed to own important industries, such as aerospace or banking. In some mixed economies the government handles social programs like welfare or retirement.</span>
Answer:
urban heat island
Explanation:
Urban heat island -
It is the area in the urban or rural land , whose temperature is higher than the others , which is typically due to the human activities , is known as urban heat island .
This area is created due to pollution , burning of fossil fuels , usage of excessive air conditioners , smoke generated from factories etc.
In these areas , the air quality reduces due to increased pollutants , and disturbs the natural ecosystem of the Earth .
<span>What grade in school via beginning wonder book?6th
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The focus is point underground where the rock layer first move the earthquake
