Which of the following best describes an ecosystem?
a.
all the living organisms in an area and their physical surroundings
b.
all the living organisms of the same species throughout the world
c.
a region with a distinct climate

b

Explanation:

ecosystem is a large community of living organisms (plants, animals and microbes) in a particular area. The living and physical components are linked together through nutrient cycles and energy flows. Ecosystems are of any size, but usually they are in particular places.

c. to depict the cunningness of the federal soldiers