Rock layers can be disturbed in many ways. Some ways include, but are not limited to:
Pressure & Heat,
Weathering & Erosion,
Tectonic plate movement, etc.
This is an example of
"Stereotyping".<span>
<span>Stereotyping simply put is the attributes or standards set
for a particular group based on certain quality they share like race, origin or
religion etc. In this case Gloria imposed the characteristics that anyone
coming from State College will have the same problems gain and again making it
a stereotyping situation.</span></span>
That they migrated during the ice age over 12,000 years ago
Answer: Under Article V of the Constitution, there are two ways to propose and ratify amendments to the Constitution. To propose amendments, two-thirds of both houses of Congress can vote to propose an amendment, or two-thirds of the state legislatures can ask Congress to call a national convention to propose amendments.