Benjamin Franklin said there are three faithful friends and old wife and old dogs and ready money
You can sell things that you don't need anymore or you can be a barber or cashier
Answer:d.Quantity demanded goes up when price falls because lower prices increase consumer purchasing power, and because some consumers of substitute goods switch.
Explanation:
Causality refers to the cause and the effect which means when a particular situation occurs it results to the effect that is observed, there exist a relationship between variables such that when one variable changes it causes the change on the other variable.
For example in this case when price falls it results to an increase in consumer purchasing power and that increases the demand.
So the cause of price falling increases the effect on purchasing product by the consumers.
