Mobile phone photography needs () as an important trimming method. A. selfie stick B. filter C. Photoshop D. selfie mirror

The reason of the problem is that the picture has been retouched. Except that C is the software for post-image correction, other answers, A is the hardware means when shooting, which is generally used when composition or depth of field processing is limited by distance; B answer filter is a means of artistic processing; D is an auxiliary tool for shooting, similar to a.

3. Image retouching is usually to deal with the unsatisfactory photos caused by unpredictable or uncontrollable factors such as location, time and light during shooting. Software photoshop happens to be a professional means and tool for trimming.