Where is there no deep scattering layer present? A) Temperate ...

[ssal]

Where is there no deep scattering layer present?
 A) Temperate oceans
  B) Tropical oceans
  C) Arctic oceans
  D) All oceans have a deep scattering layer

Question 2

The steep cliffs and rugged headlands common along much of the Pacific Coast of the United States are primarily the result of ____.
 A) recent tectonic activity
  B) marine deposition
  C) river deposition
  D) glacial erosion

[scikid]

Answer to Question 1

C

Answer to Question 2

A

[ssal]

Thank you!

[scikid]

Always glad to help...