The answer is B The reason why i think its B is because, as a population starts growing the people need food, water, clothing, shoes...etc. The population will eventually reproduce and it will be harder to maintain so many people. I hope this helps :)
Option B: Over time a colonizing population grows and changes in its environment.
Explanation: It happens because when people start colonizing their need for need food, water, clothing, and other commodities increase. Eventually the population will reproduce. Hence, growth in inevitable and with growth environment tends to change as well. The Colonizing population will displace the local fauna and will adapt to its new environment. After acclimatizing and adapting till a certain point, the population will grow and change its environment.
If they had lost the war, they would have been tried and executed for treason against the crown of Britain with their signatures on the Declaration as proof<span />
C) Unionists supported secession as a last resort and only if it was done with the full support of all of the southern states, while Secessionists opposed secession altogether.