Try your luck with this hand

• Can these resources be aggregated and legally released as a derivative work?
  • Yes
    • Correct. Resources in the public domain and CC-BY licensed materials can be mixed with the GNU FDL.
  • No
    • Incorrect. These licenses are compatible -- public domain and CC-BY materials can be mixed with the GNU FDL.
• Which of the following licenses could be used for the derivative work:
  • All rights reserved Copyright
    • Incorrect. The GNU FDL (a copyleft license) requires that derivative works are released under the same share-alike license.
  • CC-BY
    • Incorrect. This would be incompatible with the share-alike provisions of the GNU FDL.
  • Released under a public domain declaration
    • Incorrect.The CC-BY has an attribution requirement and attribution is not a legal requirement of resources in the public domain and the GNU FDL requires modifications to be released under the identical share-alike license.
  • GNU FDL
    • Correct The derivative work can be released under the GNU FDL as this would be in accordance with the share-alike provisions of the FDL.
  • BY-SA
    • Incorrect. While the BY-SA license has similar intentions and is "philosophically" aligned with the GNU FDL, the FDL requires that derivative works are released under the same license, and consequently equivalent share-alike licenses cannot be used.
  • BY-NC-ND
    • Incorrect. Adding more restrictions would not be in accordance with the GNU FDL.
  • BY-NC-SA
    • Incorrect. Adding the non-commercial restriction is not permitted by the GNU FDL, however the more substantive reason is that the GNU FDL requires modifications to be released under the identical license.