C# objects in arrayLists

Question

I\'m working with ArrayList in C# and I am wondering how I can add objects to an ArrayList and then retrieve the values from it?

In short,

Answer 1

im using similar method but im not able to use it..giving some error like object is field cannot use as type..:/ im wondering I was able to use it in java even with a ArrayList object..im understating it bcz mine object is field but why I cannot use it:(

List lists = new List();

person p2 = new person("Hammad", "Lahore", 1, 123);
person p3 = new person("adnan", "Lahore", 1, 123);
person p4 = new person("qamar", "Lahore", 1, 123);
lists.Add(p2);