Overpopulation. that is a great characterization for this.
Answer:
I believe the answer would be 2.added New Mexico and California to the United States
Explanation:
The Treaty of Guadalupe-Hidalgo settled the war and gave the USA disputed texan territory, California and New Mexico
The trouble with France started when young major George Washington was sent (by the then governor of Virginia, Governor Robert Dinwiddie in 1753) to make a deal with England that would stop British-supported indian attacks in the Ohio River Valley.
Humans must unlearn their greediness in order to live in harmony with all the other animals and creatures. When we do everything in order to better ourselves and not the people around us, we are forgetting our basic human instinct. Humans view the world as their to own, rule, and ruin. This is not the case, as the world is owned equally by every animal.
I hope this helps! :)
(a) is the answer in studying this actually!