I'll jump in: Since we can only submit once I hate being first but here goes: If I understand the assignment: Thin DoF, wide open aperture, not a typical pet, tree, or portrait:
[img]/resized-image.ashx/__size/550x0/__key/CommunityServer-Discussions-Components-Files/26/6180.Thin_5F00_DoF_5F00_EXIF.png[/img]
[img]/resized-image.ashx/__size/1024x0/__key/CommunityServer-Discussions-Components-Files/26/3107.Thin_5F00_DoF.jpg[/img]