I believe it’s C. Businesses can increase their opportunity costs
Hope this helps
Answer:
fixed-ratio schedule
Explanation:
Fixed-Ratio Schedule is a term that describes the periodic or specific timing at which rewards are delivered following the performance of a certain task at a certain rate.
In this case, given that one is being paid for every individual webpage that one create that means one is being paid at a "Fixed-Ratio Schedule"
This is because the Fixed is the payment, Ratio is every individual page that is created to receive the reinforcement.
A giffen good is a good whose demand rises when the price rises, which is opposite to the laws of demand because the laws of demand state that a rise in price will result in a reduction of demand. An example can be a staple food like bread. If the price of bread rises, people will buy it more because they'll have to cut back on other more expensive things, of course this applies in theory.
I believe all the above aka 4 because the communities had to much of an over crowding which lead to crime and then a disease broke out which occurs in the 19th century