Someone please help i’m currently testing this on vietnam and stuff tht has to do with nixon

When did paul zoll develop cardiac pacemaker

How did justinian attempt to revive the “glory of rome”?

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.