When taking a group photo, if the photographer finds that not all the students on both sides have been taken in during the audition, the photographer should ()

The changing rules of convex lens imaging:

When a real image is formed: the near image of an object becomes larger, and the distance image of an object becomes smaller

When it forms a virtual image : The near image of an object becomes smaller, and the far image of an object becomes larger

In this question: Taking a photo is a real image. If the images of all students can be captured in the photo, then the image in the photo will be It needs to become smaller. According to the rule of "the distance object becomes smaller as the close image becomes smaller", the student should be further away from the camera (object distance), and at the same time, the film should be closer to the lens (image distance), that is, the lens should be retracted, so that Get closer to the negative.

Therefore, the answer to this question is C