The supply curve for oil shows: a. the quantity of oil supplied at different income levels. b. the supply of oil when there is a surplus or shortage. c. the supply of oil at different prices of other goods. d. the quantity of oil supplied at different prices of oil.

if i need to borrow money for anything, it would be for something like a house or an apartment but, that depend on the situation.

is this good enough?

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.