Many different species of organisms interacting in the same space at the same time is an example of a A. Population
B. Ecosystem
C. Individuals
D. Community

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currents is the correct answer.

sheep is a herbivore animal whereas grasshopper belongs to the class chordates but both of them feed on greens.  

if grasshopper and sheep feeding on a pasture land, i do not think both of them will have any impact on each other. however, the number of the species can make difference. since sheep feed on greens, there is a possibility there left no pasture land for the grasshoppers or they may get extinct.

carbon atoms, hydrogen, oxygen, and nitrogen.