The answer to your question is most likely A.
If neither presidential candidate wins 270 electoral votes, the House of Represenatives must decide the winner.
In sum, Stowe's Uncle Tom's Cabin widened the chasm between the North and the South, greatly strengthened Northern abolitionism, and weakened British sympathy for the Southern cause. The most influential novel ever written by an American, it was one of the contributing causes of the Civil War.
B. Mutations
Mutations are basically any changes in DNA, and they can affect some of an individual’s traits.
Since every individual has mutations, the finches are bound to be a bit different from each other biologically, but they will still MOSTLY look similar and behave in similar ways.
