According to the theory of seafloor spreading, molten rock is ...

[abarnes]

According to the theory of seafloor spreading, molten rock is rising up along
 
  A) the mid-ocean ridges.
  B) trenches that border continental margins.
  C) islands surrounding the Pacific volcanic rim.
  D) areas of sinking seafloor.

Question 2

Describe the theory of continental drift.
 
  What will be an ideal response?

[jjorrostieta]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: Continental drift proposed that continental land was not staticthe continents moved. The theory was well supported by the jig-saw fit of continental land masses at their margins, and by data in paleo-climatology and paleontology. Although the evidence was quite remarkable, a suitable driving mechanism to produce such crustal movement was lacking.

[abarnes]

Thanks for the timely response, appreciate it

[bblaney]

Wow, this really help