For your Extended Essay, you can choose one of two paths:
Your choice should be based on a topic you're genuinely curious about and how it connects to your other DP courses (ideally the ones you are taking at the Higher Level).
Some ideas will suit exploration through the subject-focused pathway, while others will suit the interdisciplinary pathway if the ideas may be better explored through the combined lenses of two DP subjects. Imaginative interdisciplinary collaboration can open such topics to rich research.