Answer:
There had once been land bridges separating the continents.
Option: (A)
Step-by-step explanation:
- Alfred Wegener proposed the 'theory of continental drift' of earth’s land due to ocean.
- In this theory, he mentioned that due to some geographical reason and climate reason the continents got cracked and splits into many parts and drifted way in the water.
- This might be the 'reason for the fossils' of the same organism occurred in different parts of the world.
- Theory was firstly not accepted by the scientist. He was geologist and meteorologist. Transmission of fossils is proof of evolution on earth.