If the light source behind. There are too many to make a picture so dark the camera so that light in the us have to learn how to use it and should ensure training to make images gorgeous.
If there is too much light behind the camera, so dark, so the images are adjusted in the light, we have to learn how to use it and it should be trained so that the pictures are beautiful.
If the light behind have too much to make the image so dark it is light in camera adjust ourselves to learn how to use it and should be committed to practice to make the image came out great.