Answer:
Only a change in the price of a good leads to a movement along the supply curve of the good. Other factors lead to a shift of the demand curve.
So a change in the price of fertilizers, would lead to a shift of the supply curve. If the price of fertilizers reduce, supply of avocados would increase and the supply curve would shift outward. If the price of fertilizers increases, the supply curve would shift inward
If the price of avocados increased, there would be a movement up along the supply curve of avocados. If the price of avocados decreased, there would be a movement down along the supply curve of avocados.
Step-by-step explanation: