When the price reduces and quantity demanded increases along such demand curve for pizza, in that case the slope: (w) is constant and elasticity falls. (x) and elasticity are constant. (y) increases and elasticity is constant. (z) and elasticity increase.
![569_pizza budgets graph.png](https://secure.tutorsglobe.com/CMSImages/569_pizza%20budgets%20graph.png)
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