D, I'm pretty sure it's D
Answer:
Biostratigrasphy.
Explanation:
<em>Biostratigraphy </em>is the method that is used to provide an estimate of age for this layer and this species. Biostratigraphy is a branch of stratigraphy. It focuses on assigning relative ages to rocks to similar stratigraphic layers that may be located hundreds of kilometers away by using the fossils contained in the stratus.
The characteristics of the political ssyetm that re important to the democrats are:
- sepeartion of powers.
- Independent judiciary
- Checks anbd balances in the government.
<h3>What is liberal democracy?</h3>
This is the term that tis used to refer to the political group that are all about the freedom of the people.
This group are often fighting to ensure that the rights of the people of the United States are not trampled on.
Read nore on liberals here:
brainly.com/question/475151
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Choices in life or anything you choose
