Analyze the following code:

public class Test {
public static void main(String[] args) {
int[] x = {1, 2, 3, 4};
int[] y = x;

x = new int[2];

for (int i = 0; i < y.length; i++)
System.out.print(y[i] + " ");
}
}
a. The program displays 1 2 3 4
b. The program displays 0 0
c. The program displays 0 0 3 4
d. The program displays 0 0 0 0

a. The program displays 1 2 3 4