Audio

When selecting the audio category you will have an adapted layout, which highlights the audio block Verify that only one of special subcategories (audio, opinion, video) of category 'type' is selected

Video

When selecting the video category you will have an adapted layout, which highlights the video block Verify that only one of special subcategories (audio, opinion, video) of category 'type' is selected

Opinion

When selecting the opinion category, you will have an adapted layout, which highlights that this is an opinion post
Verify that only one of special subcategories (audio, opinion, video) of category 'type' is selected