What will be the output of the following C# code?

static void Main(string[] args)
{
    string s1 = " Cshr ";
    string s2 = s1.Insert(3 , " a ");
    string s3 = s2.Insert(5 , " p ");
    for (int i = 0;i < s3.Length; i++)
    Console.WriteLine(s3[i]);
    Console.ReadLine();
}

A. string[] colors; B. array colors; C. string colors[]; D. colors[] = string;

A. first(numbers); B. numbers.first; C. numbers(1); D. numbers[0];

A. int[] numbers = new int[] {1, 2, 3}; B. int numbers[] = {1, 2, 3}; C. int[] numbers = {1, 2, 3}; D. numbers[] = {1, 2, 3};

A. Arrays in C# can dynamically resize B. The length of an array cannot be changed C. Arrays in C# can only store primitive types D. None of the above