Answer:
One thousand years after they first migrated to the Western Hemisphere.
Explanation:
The Paleo-Indians reached the southern tip of South America and completed their expansion into the Western Hemisphere one thousand years after they first migrated to the Western Hemisphere.
Answer:
this is refeered to as<u> emotional maturity.</u>
Explanation:
Emotional maturity is the act whereby someone was able to balance the thought processes of his thereby being able to take decision that would benefit him and the society at large. This is dependent on the growth development of soemone. A 10 year old person emotional maturity would definetly differs from someone of 30 years.
This stablization of an individual life as a result of his emotional maturity makes him to be able to weigh his options before taking a decision. This decision would definitely be useful to him rather than being harmful.
Experimental studies manipulate factors to determine their effects.
An experimental study involves manipulating one variable (called an independent variable) to determine its effect on another variable (a dependent variable). An example of a manipulated variable (independent variable) can be hours of sleep, and the dependent variable (resulting variable) can be speed of reflexes. Hours of sleep (independent variable) can be manipulated (increased or decreased) to see the result it has on speed of reflexes (outcome or dependent variable).