Read the following context and choose the best option to answer the question.
Context: The rest of the country is simply experiencing a market correction from a rapid increase over the last 5 years combined with some sloppy loan practices that hurt the lending industry . The United States overall had a -1.71 % change over the last year ( skewed down heavily by the 4 troubled States ) . However , even with the challenges over the last year , the United States STILL has had a 34.84 % increase in home prices over the last 5 years !
Question: Why might have the housing price increased so much in the last 5 years ?
Options: 
- Because the supply of the housing has not increased along with the demand .
 - Because the demand of the loans has not increased along with the supply .
 - Because the demand of the housing has not increased along with the supply .
 - Because the supply of the loans has not increased along with the demand .


Because the supply of the housing has not increased along with the demand .