At what boundaries do you have volcanoes with magma rich in basalts?

1) transform
2) divergent
3) oceanic-oceanic convergence
4) oceanic-continental convergence

b.

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.

and after water is usually warmed by the sun the water temperature raises and then evaporates .

your answer would be a, maximum exploitation of resources.