I pretty sure its d but i could be wrong
The Precambrian eon is separated from the Phanerozoic eon in the fossil record because of poorer record of fossils than that of the succeeding Phanerozoic eon.This is because many Precambrian rocks have been heavily metamorphosed,obscuring their origins,while others have been destroyed by erosion,or remain deeply buried beneath Phanerozoic strata.The Phanerozoic Eon covers 541 years to the present while Precambrian Eon covers 4.6 billion years.
In an introduction to the industrial revolution it is important to highlight that this period helped to alleviate increase crop yields.
<h3>What was the industrial revolution?</h3>
The industrial revolution was a period in which manufactures and products began to be developed in series.
This phenomenon enabled the production of products at a higher scale, a process associated with the increase in overall productivity in agriculture.
In conclusion, in an introduction to the industrial revolution it is important to highlight that this period helped to alleviate increase crop yields.
Learn more about the industrial revolution here:
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For half a century, memories of the Holocaust limited anti-Semitism on the Continent. That period has ended—the recent fatal attacks in Paris and Copenhagen
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I’m really good at English
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