Units A, B, C, D, and E are sedimentary rocks. The thick dark line is a fault.

-Which of the following units is the oldest?

Question

Units A, B, C, D, and E are sedimentary rocks. The thick dark line is a fault.
 
-Which of the following units is the oldest?

Quizplus · Accepted Answer

Unit E is the oldest because in geological terms, units are typically named in order of their deposition, with the earliest deposited unit being the oldest. The naming convention (A, C, E) implies a sequence, making unit E the oldest among the listed options.

Units A, B, C, D, and E Are Sedimentary Rocks