Geologists have evidence that over the past 1.5 billion years,
A. Earths continents have remained essentially in their current shape and positions.
B. Earths landmasses have joined into a single continent and split back apart again on three occasions.
C. Earths landmasses have moved about extensively but have remained separate.
D. Earths landmasses have been entirely submerged in water on three occasions.
Answer:B
Geologists have evidence that over the past 1.5 billion years,
A. Earths continents have remained essentially in their current shape and positions. B. Earths landmasses have joined into a single continent and split back apart again on three occasions. C. Earths landmasses have moved about extensively but have remained separate. D. Earths landmasses have been entirely submerged in water on three occasions.