Benthos live in the benthic zone. The benthic zone is the lowest level in a body of water. Bentho organisms include things such as crustaceans and polychaetes
Answer: To help researchers conclude that results are related to the new drug and not to the orange juice.
Explanation:
I could be wrong, Hope this helps
A. One good thing happens and other good things happen because of it.
C. identical to, different from
