1 a) Write a Java class Country to represent a country that is a member of the European Union. The class should have Three instance variables that capture a countrys name, the year it joined the EU, and whether it uses the Euro as its currency; 1 b) Write a Java class EU to represent the member countries of the European union. The class should have One instance variable that contains information about the member countries; An accessor method that takes an integer and that returns the corresponding Country object; A method newMember that takes a Country object and updates the instance variable appropriately; and A method needFX that takes two Country objects and returns true iff you need to change currency when moving from one to the other.