A geologist observing a break in a rock formation consisting of sedimentary layers concludes that the layers were displaced as a result of fault movement. Which principle is described here?
A) the principle of inclusions
B) the principle of superposition
C) the principle of cross-cutting relationships
D) the principle of original horizontality
Question 2
Choose the option that orders the measurement of time from shortest to longest.
A) epoch, period, era, eon
B) era, epoch, eon, period
C) period, epoch, era, eon
D) epoch, period, eon, era