From your screenshot, you are seeing all the various DVD files, rather than just the one .IFO title file.
This is because you do not have the correct DVD folder structure. You should have a directory for the particular DVD with a sub-directory called VIDEO_TS, and in VIDEO_TS, all the various DVD files.
MC will then look at this watched folder and only pick the one relevant file.
The directory shoudl look like this:-
And the files like this:-
Note that the "Folder.jpg" is the cover art stored by MC - you can add this later.