I have these functions done I just done know exactly how to call them in my main. The picture file I have in my package is called Arches.jpg.

cs1410-Assignments1 83 84 85 86 87 public static Picture makeGrey(Picture obj) JRE System Library [JavaSE-11] Picture newPicture = new Picture(obj); int widthobj.width); int height obj.height): Src D MethodCollection.java for(int column-0; column