What does a demand curve illustrate?

the relationship between the price of a certain commodity and the amount of it that consumers are willing and able to purchase at any given price

In economics, the demand curve is the graph depicting the relationship between the price of a certain commodity and the amount of it that consumers are willing and able to purchase at any given price. It is a graphic representation of a market demand schedule. Please give me the brainliest answer.

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step-by-step explanation:

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.