How did the US justify using agent orange and napalm during the Vietnam war

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western

How can we stop u.s. military drone strikes from hurting innocent people

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.