What does the theory of continental drift explain

a. the breakup up of pangaea

b. the formation of the circle of fire

c. the break up selena gomez and justin bieber

d. the formation of the earth's layers

The theory of continental drift is all about the formation of earth’s layers by moving and compiling with one another.

Option D

Explanation :

The theory of continental drift has greatly explained how Earth’s continents shift their position on the surface. The theory was quoted by Sir Alfred Wegener in 1912 but the theory was not completely accepted by the other scientists of the era in the lack of affair explanation of how continents move away from one another.  

Although the theory was discarded yet, it drew a great impact on the wise brains that later on researched about the continental drift and eventually came up with the plate tectonics concept which proved to be fairly justified.

the independent variable, or the one that is intentionally manipulated is the speed.