Quiz Yourself on Parameter Passing

Given the following code:

void func(int** a, int* b, int c)
{
  //some code
}

int main()
{
  int* a = NULL;
  int b = 0;
  int c = 1;

  //write the correct call to func
}

What is the correct way to call func inside main? The first argument should be a, the second should be b, and the third should be c.