Question 1 (15 marks, each part is 5 marks) a) Using an example, explain the difference between initialization and declaration in c. You can use pseudocode for your explanation.

b) Consider the code snippet given below. The variable sum is of type int. Will this compile? Explain your answer.

int sum = 2 + "2";

c) Is it possible for a pointer to refer an address of another pointer? If yes, explain (3-4 sentences) with an example.