Using the theory of continental drift, scientists have proposed that about 200 million years ago the continents were once joined together in a supercontinent called

APangaea.
BPanthalassa.
CLaurasia.
DGondwanaland.

Verified Answer :

The correct answer is Pangaea which is a A former “super-continent” on the Earth. In the distant past a large landmass, Pangaea, included all the present continents, which broke up and drifted apart it is now 7 smaller continents 

200 years ago the continents split otherwise known as pangaea