A/an occurs when an expectation exists that something will happen, and a person behaves in a way (often unconsciously) that actually makes it more likely that the anticipated event will occur.

The answer is Self-fulfilling prophecy. This is an expectation that straightforwardly or in a roundabout way makes itself turn out to be valid, by the very terms of the prescience itself, because of positive criticism amongst conviction and conduct. In spite of the fact that cases of such predictions can be found in writing as far back as antiquated Greece and old India, it is twentieth century humanist Robert K. Merton who is credited with begetting the articulation "unavoidable outcome" and formalizing its structure and results.

The answer - c apex

Yes you are cute answer theories to explain the colonization of the new world the last great habitable landmass to be occupied by humans focus on the bering land bridge, or beringia, which emerge by siberia and alaska the last ice age.