Classes and Objects - Programming

Q1:

Which of the following is the correct way to create an object of the class Sample?
  1. Sample s = new Sample();
  2. Sample s;
  3. Sample s; s = new Sample();
  4. s = new Sample();

A 1, 3

B 2, 4

C 1, 2, 3

D 1, 4

E None of these