Euglena as unicellular dual organism

As Euglena has both plant and animal like characteristics it can be called as a dual organism. Explanation: ... The Euglena can perform photosynthesis like plants but can feed on other microscopic organisms like heterotrophs or animals.

Explanation:

answer; ///i do believe that the correct answer is (b); ///to inform, entertain or persuade an

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.