Answer:
Oldest to youngest : Oligocene, Eocene Miocene, Pliocene followed by holocene.
Explanation:
- Cenozoic s the most recent era i.e 66.5 million years ago and consists of the quaternary and the tertiary period and Holocene, Pleistocene, Pliocene, Miocene, Oligocene, Eocene, and Paleocene Epochs etc.
- Being sided into the Paleogene, Neogene, and quaternary. That's from 66 to 23 to 2.6 million years ago. The Paleogene consists of the Eocene and Oligocene epochs as Neogene consists of Miocene and Pliocene. While the quaternary includes the Pleistocene and the Holocene.
Virulent is not a type of volcano.
B. The opinions may provide clues to the source's feelings and possible bias
Explanation:
History helps to unravel the past so as to better understand the present and predict the future to a logical extent.
The primary sources usually gives the eye witness account about an event. The information here is usually original and raw in terms of quality. Some examples are reports of experiments, records, etc. Most facts are usually drawn from primary sources.
Secondary sources are second hand information about an incidence. Most news reports and newspaper accounts are secondary sources of information. They represents opinions about a happening.
Opinions gives investigative and thoughtful perspective about most primary sources of historical data. They provide a keen thought about possible bias and feelings of the actual description of the original evidence.
The area closest to the core is the densest
Hope this helps!
Less pollution, e.g: the gases that cars release be reduced