Which of the following best describes what CMBR is? After the big bang the universe was a bright but as the universe expands the light wave stretches
out into a microwave.
After the big bang the universe was dark and started as a microwave and compressed into a light
wave.
The big bang created the microwave from the very beginning.
After the big bang the universe was bright but as the universe shrunk it went from a light wave to a
microwave.

yes it is   dangerous

explanation:

because that foot is discusting and could get you sick

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.