Respuesta :
The given factor that determines the price elasticity of demand is 3. number and availability of substitutes.
What determines price elasticity of demand?
The price elasticity of demand refers to how much demand can change as a result of a change in price.
If a good has several available substitutes, it would have a higher price elasticity of demand because people who switch to other products if prices rise.
Find out more on price elasticity of demand at https://brainly.com/question/5078326.
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