Answer:
Sentence set 2 - The little grave was in the wilderness, and before leaving that country forever, the mother, leading her six-year-old boy by the hand, paid a farewell visit to the grave. The child beheld with awe the silent grief of the mother and carried in his memory that scene to his dying day.
Step-by-step explanation:
In section two, we learn that Abraham Lincoln experienced death and grief when he was very young. His brother died in infancy and was a huge shock to Lincoln's mother. Abraham Lincoln witnessed his mother's grief, and the memory of that grief was carried with him for the rest of his days.