Tatianad2002
contestada

Geologist believe that :

The earth is a perfect sphere

The continents were once one large land mass

The continents are no longer being eroded by water

The ocean is made primarily of sodium chloride

( Biology)

Respuesta :

GoldHeart7
The continents were once one large land mass 

This seems most likely since geology focuses on rocks, etc. 
TotesAdorbs12
The answer is B. The continents fit together like puzzle pieces and were all one huge land mass that drifted apart over time.