The evidence that most points to complex cultural organizations in the Western Mediterranean and Europe during the Neolithic period is:
Permanent settlements that mirrored those in the Fertile Crescent.
This indicates the development of stable communities and organized societies, resembling those in the Fertile Crescent where agriculture first developed. The establishment of permanent settlements suggests advanced social structures and the ability to plan and maintain organized groups in contrast to the other options, which do not necessarily imply complex cultural organizations.