Answer:
System, structure
Explanation:
Structuration theory was proposed by Giddens. It is sociology concepts that work on human behavior. It is the synthesis of agency and structure that is called the "duality of the structure". This theory is to describe the acknowledgment about the interaction of meaning, value, standard power instead to describe the structure and function of an individual's facial expression. Acc. to the Giddens, the individuality of the person has been affected by the structure. The structure and functions are maintained by the exercise of agency. This theory focuses on human being social behavior.
Unlike the other planets of the solar system, Uranus is tilted so far that it essentially orbits the sun on its side, with the axis of its spin nearly pointing at the star. This unusual orientation might be due to a collision with a planet-size body, or several small bodies, soon after it was formed.
I just learned this today. the answer is Pangea.245 million years ago.