public class Singleton<T> { public static T getInstance() { if (instance == null) instance = new Singleton<T>(); return instance; } private static T instance = null;}Select one:a. Yesb. No

Will the following class compile?public class Singleton<T> { public static T getInstance() { if (instance == null) instance = new Singleton<T>(); return instance; } private static T instance = null;}Select one:a. Yesb. No

How does the Singleton pattern ensure that a class has only one instance?*1 pointBy providing a global variable that holds the instance.B and CBy using a static method to handle instance creation.By making the class constructor private.

Is it possible to create a clone of a singleton object?a.Yesb.No

Static methods and variables can be accessed without creating an instance of the class.Question 23Answera.Trueb.False

Q2. How to create a singleton class in multi threaded environment ?