Java 8 Method References

A variable in a class in Java can either be declared inside a method in that class, or outside any methods. What is the difference between thetwo?Select one:Oa. A variable declared outside a method is shared by all objects of the class, a variable declared inside a method exists as a separatevariable ofthat name for every object of that class.Ob. A variable declared inside a method exists only for the duration of the method call, a variable declared outside a method is apermanent part of any obj