next Step 1: Select a ghosted area  
 
Step 1: Select a ghosted area
A ghosted area is a part of the image where the subject moved between the bracketed shots, like the dancers shown in this image.

To select an area for deghosting, drag your mouse around the ghosted area of the image. The area you have selected is indicated by a dashed line. Next, mark the area as ghosted in step 2.