If an igneous dike cuts across a sequence of sedimentary beds,________.
A)the beds must be older
B)the dike must be older
C)the beds and the dike must have formed at the same time
D)their relative ages cannot be determined from the information given

Question

Quizplus · Accepted Answer

According to the principle of cross-cutting relationships, the igneous dike must be younger than the sedimentary beds it cuts across, indicating that the beds are older.

If an Igneous Dike Cuts Across a Sequence of Sedimentary