Apatient has a history of poor nutrition. he has skin rashes, bleeding gums, and a cut that hasn't healed in a long time. what vitamin deficieny most likely caused these symptoms?

Lack of Vitamin C

Explanation:

lack of Vitamin C would cause all of these to happen

Ay, That fellow forgot ta bring lemons on his long voyage across thee Atlantic, Lack of Vitamin C can give the poor sod scurvy which can end a life quick when explorin the deep blue.

because the light is a great source of energy for the plants to survive. (i hope this )

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.