"And the Echos jump, and tinkle, and swell.
Answer:
leadership is important in group because as a leader you must show your members what to do so they will not make mistakes
Answer: medium
this type of radiation does not need a MEDIUM to transfer heat.
Hope that helps.
The most possible answer is either D or A.
In both cases, it's quite sure that these words "grieving, sigh, blight" all represent a more sorrow deviation or a more deepened mood. The best answer of the two would probably depend on how you view the poem, either as one with a hopeful mood or one with a sorrowful mood.