The correct options are
A Edges of the Western coast of Africa, and the Eastern coast of South America fits together.
B Rock samples similar in age in different continents.
C Fossil samples of identical species in different continents.
Wegener observed that the edges of the Western coast of Africa, and the Eastern coast of South America, fit together like pieces of a jigsaw puzzle. Additionally, there were rock samples similar in age, as well as fossil samples of identical species found in both these continents.