1.What are the four forms of claims that are permitted under the Federal Rules of Civil Procedure? Explain the differences and purposes of each. 2.What is the doctrine of "relation back"? Why is this doctrine important? 3.Explain the different ways that a summons may be served on individuals. 4.Explain the differences between a motion to strike, a motion for a more definite statement, and a motion to dismiss. What is the purpose of each?