The $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ Index broadly defined says: The relation of a consumer$$s housing costs to his$/$her available resources.$$ Or another way of measuring it is that the "Median family income divided by annual income needed to buy average house $($with $20\%$ down & conventional mortgage$)"$

What is the name of this index?

Question $7$ options:

$1)$

Housing Affordability Index

$2)$

Consumer Housing Index

$3)$

Housing Adjustment Index

$4)$

Housing Payment Index