The best answer for this question would be:
2. Cosmic Background Radiation
The Cosmic Background Radiation are when the heat of a planet is measured by the left over heat of it. This is based on the “Big bang Theory” wherein the planets were formed because it was once a very hot radiation.
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Answer: B
Explanation: B is showing how a farmer(Im going to assume) is giving treats/bigger meals to goats that are giving the most produce this choice reminded me of a dog getting treats if it does a good job.
It has a big impact on the tides because of gravity
The polar ice capes, the change in genetics of certain animal fossils (growing more or less hair, etc. etc.)
It is done so that the soil of farms is not used for only one set of nutrients. It helps in reducing soil erosion and increases soil fertility and crop yield.
