The correct answer is C. Domestication.
Step-by-step explanation
Domestication refers to a process in which a wild animal to moderates its temper and gets used to living with humans. This is used for human benefits such as obtaining company, food or protection and it also led to the modification of a species. The first domestications occurred during the Neolithic period when homo sapiens became sedentary, leaving nomadic life. In this change, the development of livestock and agriculture as a method of subsistence instead of harvesting, fishing, and hunting was key. So, the correct answer is C. Domestication.