this pic could be placed in any of those categories, depending on the viewers perspective. IMO, should be Art/Culture, as should the rest (except maybe "come and get it"
as they could easily be considered a study of the nude male. on the other hand, if the pics had been the same, but of a female, they would almost certainly be considered porn... yet another societal double standard...
You may optionally give an explanation for why this post was reported, which will be sent to the moderators along with the report. This can help the moderator to understand why you reported the post.