The factor that has the most greatest importance in determining the characteristics of an aquatic ecosystem will be water depth. The depth will determine the sunlight that the ecosystem will get. The answer will be B.
I believe that D is the answer to your question, even though this is a complicated one.
Stewardship is taking care of something like a large household, the arrangements for a group or the resources of a community. An example of stewardship is the responsibility of managing the staff of an estate. An example of stewardship is the act of making wise use of the natural resources provided by the earth.
