What will be the output of the following Java program?

class box 
{
    int width;
    int height;
    int length;
    int volume;
    void volume(int height, int length, int width) 
    {
         volume = width * height * length;
    } 
}    
class Prameterized_method{
    public static void main(String args[]) 
    {
        box obj = new box();
        obj.height = 1;
        obj.length = 5;
        obj.width = 5;
        obj.volume(3, 2, 1);
        System.out.println(obj.volume);        
    } 
}

A. 0

B. 1

C. 6

D. 25

Answer: Option C