MOBILE VIEW: additional info in horizontal scroll vs. modal vs. accordion

I am working on the mobile view of a website with profiles on it. On those profiles there are a lot of categories/groups filled with tags and other information. In order to keep the page clean and the visitor focussed, the details of these categories are not all initially visible.

During my research I found three possibilities to display detailed information:

What are the pros and cons?

Initially I would like to use the first example for displaying graphical content (images, icons) but I am wondering if I am missing some major UX or technical issues? Is there a problem with horizontal scroll on mobile websites? And why is it that AirBnB for example uses the 2nd option in their app but the 3rd option on their mobile website (amenities section)?