Please help thank you
What must occur in order for a hanging valley to form?
A. A glacier must form and later grow larger.
B. One glacier must form after another glacier.
C. A cirque must enlarge until it forms a new valley.
D. Two glaciers must erode valleys at different rates.

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.

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.

it is called the mitotic spindle