A. Spanish conquistadors bring their horses with them across the Atlantic. Some horses escape or swim to shore after a ship sinks. The Plains Indians become expert horsemen and buffalo hunters.
This was certainly not intentional since hardly the conquistadors would want their enemies to be stronger.
B. B. Rats are aboard European ships coming to the Americas. The rats spread disease and hunt unknown numbers of smaller animals to extinction.
This is hardly intentional. Rats were almost unavoidable back then and the Europeans just did not care much about them. They weren't thinking about how the rats would cause trouble in the Americas. They were "just rats".
So the only intentional one is:
C. Columbus brought pigs to the Americas on his second voyage. The pigs provided a valuable source of food for a growing population.
Columbus brought pigs for them to serve as food eventually and so they did.
Answer:
John Stuart Mill laid the groundwork for today's experimental method regarding the method of agreement and the method of difference.
Explanation:
In the year1843, In the system of Logic, John Stuart Mill have given the five methods of experimental reasoning. These methods can be very useful for the person who wanted to evaluate the factors which play crucial role in causing special Effect E, due to specific circumstances. The method of difference define some factor which takes place on some occasion when E takes places and can remain absent on other occasion when nothing happens. Similarly, Method of Agreements accounts for all the factors which takes places when E occurs. Such common factors can accounts for agreement or differences in order to identify cause.
There might be no deaths on the side of the United States and the Confederate States during the Battle of Fort Sumter. However, there were two Union deaths that happened on April 14 during the surrender ceremonies. There was a gun explosion that happened during the ceremony.
Answer:
I can't promise anything cause I'm not sure but at least I am giving you an answer unlike the other bozo.
I believe it's national events. I'm really sorry if this is wrong. Good luck though!
The Cuban Missile Crisis was one of the most tense parts of the Cold War and was going to lead to world nuclear war of conflicts got any tender because there were very dangerous weapons facing the Us only a short distance away in Cuba.