The Revolutionary War was different from the French and Indian War in that they each had defined and different purposes.
The French and Indian War was a part of a larger war, known as the 7-Years War, and it was fought between France and the UK as they tried to determine who was going to be the most powerful nation.
The American Revolutionary War was fought by a colony of the UK against its colonial overlord and was being fought to establish a new form of Government in North America.
When people started domesticating animals, they realized they should not live as nomadic hunter-gatherers. The answer to the question is B. Hope this helps you!