Answer: A) Non shared environmental influences
Explanation: Non shared environment influences are any aspects of the environment and any influences that can be different for different children within the same family. In this case , Jack was encouraged to run because he is a boy thereby enabling him to be able to run up the hill much faster than Jill despite the fact that they are both children in the same family.
They are designed to help farmers of varying experience levels profitably and sustainably raise and sell meat, eggs, milk, and fiber with an emphasis on pasture-based systems.
