In a Sequence of Sedimentary Rocks,the Bottom Layer Is the Youngest

question 83

Multiple Choice

In a sequence of sedimentary rocks,the bottom layer is the youngest and the top layer is the oldest.This type of sequence suggests that the

• A)principles of original horizontality and superposition are flawed.
• B)beds must have been overturned by some structural disturbance.
• C)dates for these rocks must be in error.
• D)principles of original horizontality and superposition hold true.