7th grade science
posted by Kate .
Q: An igneous intrusion cuts through three layers of sedimentary rock. which rock is the youngest? and why?
A) the igneous intrusion
B) the top layer of sedimentary rock
C) the middle layer of sedimentary rock
D) the bottom layer of sedimentary rock
Can someone please help me out with this question by explaining why that answer choice is the answer to this question. Thank you for your time and help.
in case you have not figured out the answer yet the answer is D.The bottom layer of the sedimentary rock.