How do we know what we think we know?

Topic: How do we know what we think we know? Three philosophers might be a rationalist, such as Descartes, an empiricist, such as Locke, and a transcendental idealist, Kant. Then your ideas that can agree with some, all or none of these

While investigating your topic, you should show off your understanding of these three philosophers: Descartes, Kant and Locke.

Consider any objections to your ideas and how you would respond to them.