what was the significance of the battle of gettysburg?
a. it was that last major victory for the confederate army against the union.
b. it was the first battle fought within territory controlled by the south.
c. it was the first battle in which african american troops participated.
d. it marked the last time confederate troops were able to invade the north.

Fictional characters behave according to the same psychological probabilities as real people. but the characters of fiction are found in exotic dilemmas that real people hardly encounter. consequently, fiction provides us with the opportunity to ponder how people react in uncommon situations, and to deduce moral lessons, psychological principles, and philosophical insights from their behavior.