The best example of how neighboring continents seem to fit together like jigsaw puzzle pieces is africa and australia antarctica and australia africa and south america south america and antarctica

africa and south america

Explanation:

The best example is given by the continental Jigsaw puzzle of the pieces of the plates that were given by the Alfred Wegener in his plate tectonic theory. The best example thus would fit into Africa and the south Americas their coastal lands to date shows us similarities both the geology and the boundaries of the landmasses that had the same origin.

D.haka is the first answer and a.canberra is the second answer