Explain when the FED would use a contractionary monetary policy and an

Explain when the FED would use a contractionary monetary policy and an expansionary monetary policy, and what the overall result would/could be. please help! I need this for a extra credit question. I have no idea how to explain this question so if someone could give me a longer response on this question to try and help me understand that would be amazing.

"Order a similar paper and get 15% discount on your first order with us
Use the following coupon
"FIRST15"

Order Now