A theme is the prevailing idea of a piece of work while a motiff is a distinctive feature of it but not the main idea.
The school board's fundraiser mad money for a new playground
They are: to demilitarize Antarctica, to establish it as a zone free of nuclear tests and the disposal of radioactive waste, and to ensure that it is used for peaceful purposes only; to promote international scientific cooperation in Antarctica; to set aside disputes over territorial sovereignty
Answer:
The answer for this problem is d.