Call and response songs help in slave labor is in plantation field because they

What university did albert einstein go to?

How did people in the 14th century understand black death

Which stanza structure does emily dickinson use in this excerpt from "hope is the thing with feathers"? hope is the thing with feathers that perches in the soul, and sings the tune without the words, and never stops at all, and sweetest in the gale is heard, and sore must be the storm that could abash the little bird that kept so many warm.