The elasticity of a product, whether in the supply or demand sector, is determined by how sensitive the product is to a change in price.

a- Based on the above, choose a product from the market and answer

b- choose a product and describe it

c- Define "price elasticity" of demand for the product.

d- How, for the selected product, does the company manage to modify prices based on their different levels of elasticity through different moments or time of existence of the product?