Alfred Wegener cited several pieces of evidence to support his hypothesis of continental drift. Among the options you've provided, the correct evidence that he used includes:
- The continents fit together like a puzzle.
Wegener also discussed evidence such as similar fossils found on different continents and geological formations that matched across continents, but the specific option about the continents fitting together directly relates to his hypothesis. The other options are not part of Wegener’s original arguments for continental drift.