I think that it is an example of a political region.
Answer:
The middle layer has no fossils. As such, the layer is likely not the same age as the fossils above and below it. The middle layer might represent a rock intrusion that occurred at most 445.6 MYA, based on the age of the trilobite. The middle layer could also be older than Peripatus, at least 570 million years old. The age of the middle layer can’t be stated with any certainty.
Explanation:
This is the correct answer according to PLATO/ edmentum
Answer:
Disadvantage
Explanation: It can become active anytime
Explanation:
In the planet Earth , there are movement like the plate tectonics , which makes the surface of earth crust to move continuously , which is capable to generate lines of individual islands and volcanoes .
But these type of tectonic movements are not possible in Venus or Mars .
Thereby making the surface of earth different from that of planet Mars and Venus .