Alfred Wegener analyzed rock layers on different continents and discovered they
were similar. This led him to conclude:
These five landmasses were once joined together in a single landmass.
Continental plates float on top of the mantle.
In undisturbed rock sequences, the oldest fossils will be on the bottom.
Magnetic anomalies are preserved in rocks formed at mid-oceanic spreading
centers. ANSWER BOTH N I WILL MARK YOU BRAINLIEST!!