Please help! Will give 40 points if answered correctly. :) (Oh, and by the way, the photos are listed in order)

Using the information in this photo, what can MOST LIKELY be learned about the rocks in the illustration?
A. absolute age
B. relative age
C. average rainfall
D. melting point

Layer K has undergone
A. folding.
B. tilting.
C. erosion
D. an uncomformity.

Where did the uncomformity occur?
A. Between layers E and F.
B. Between layers B and C.
C. Between layers A and B.
D. Between layers C and D.

(The subject is Science/Geology. I just wasn't able to select it for some reason?)