What does the map show about GDP in the United States?
a
It stayed the same in most states in 2012.
b
It is increasing in most states.
c
It was the highest in the year 2012
d
It is different from state to state.
![What does the map show about GDP in the United States a It stayed the same in most states in 2012 b It is increasing in most states c It was the highest in the class=](https://us-static.z-dn.net/files/d79/b6d7f0ec8178f98f8948a76dff955836.png)