Answer: When you study environmental science, you commit to learning of accomplish important tasks for our Earth and our human population.
Explanation: Hope this helps! :)
The highest ranking taxa of the Linnaean taxonomic system, founded by Carlos Linnaeus, is C) Kingdom.
For future reference, domain, Genetics, and Trophic level are not included in this taxonomy. Attached is a picture that describes it more clearly.
I think the correct stage would be In the prophase.