A surface of erosion on metamorphic or igneous rocks below ...

[james0929]

A surface of erosion on metamorphic or igneous rocks below sedimentary rocks is a(n):
  a. nonconformity.
  b. disconformity.
  c. angular unconformity.
  d. anticonformity.
  e. none of the above

Question 2

Whose work was the basis for the principle of uniformitarianism and the unavoidable necessity of a
  great age for Earth?
  a. Charles Lyell
  b. William Smith
  c. James Hutton
  d. Lord Kelvin
  e. John Joly

[johnharpe]

Answer to Question 1

A

Answer to Question 2

C

[james0929]

Thanks for the timely response, appreciate it

[nothere]

TYSM