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Which of the following is true about the price elasticity of demand?
A.When demand is perfectly inelastic, a rise in the price leads to a decrease in total revenue.
B.When demand is perfectly elastic, a rise in the price leads to an increase in total revenue.
C.When demand is inelastic, a rise in the price leads to an increase in total revenue.
D.When demand is elastic, a decrease in the price leads to a decrease in total revenue.
Blood
A vital fluid in the body that delivers necessary substances like nutrients and oxygen to the cells and transports metabolic waste products away.
Kidney
An organ in vertebrates that is essential for removing waste products from the blood and regulating blood pressure, electrolyte balance, and red blood cell production.
Acidity
A measure of the concentration of hydrogen ions in a solution, often determining the sourness or sharpness of taste.
Urine
A liquid by-product of metabolism in the bodies of many animals, including humans, expelled through the urethra.
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