Please help it’s economics

D- create policies that affect bank lending to its citizens

Explanation:

fBorrowing and or lending money is essential for a nations economic gain. By lending and or borrowing money you are boosting credit, which good credit leads to increase in spending and income levels in the economy as that money is being passed on. This then increases the gross domnestic product within the nation (the total value of goods and sevices a country can provide).  The higher the GDP the increase in productivity and purchase of these resources to then sell again. Nations make money on these products by selling them to buyers (other countries), so when other countries but these goods the profits stimulate the economy.  

the third answer is right : )

i hope this you with your work! : )