Ans: To Norway to deliver a letter to Fortinbras uncle, King of Norway, to inform him about Fortinbras plans to attack Denmark and wants him to tell his nephew to stop.
Congress thought President Lincoln was being to sincere and forgiving toward the Confederate side of the US (remember that they seceded from the Union and formed their own goverment which started the American Civil War).
The plants that were introduced to Europe from the Americas were potatoes, tomatoes and corn among the choices given in the question. The correct options among all the options that are given in the question are options "A", "C", "D". I hope the answer has come to your help.