Question

What is the most likely reason that the author ends the story with Grace's recollection that Abraham Lincoln “seemed so very kind but looked very sad”?
to suggest that Lincoln was hurt when Grace ran away from him to show how much Grace's opinion of Lincoln had changed over time
to support the characterization of Lincoln as a great man who faced very difficult situations
to indicate that Lincoln may have regretted being elected president after the civil war broke out

Answer 1

The author ends the story with Grace's recollection that Abraham Lincoln "seemed so very kind but looks so very sad" was to portray that to support the characterization of Lincoln as a great man who faced difficult situations. At this time, Lincoln, throughout the ends of his life, suffered "Great Depression" where people around him, always said that he was like a walking melancholy