Answer:
A.
Explanation:
Its A because the law was to stop slavery
an open system can be affected by the outside environment.
it has flows of information, energy, and/or matter between the system and its environment, and the system adapts to the exchange.
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Answer:
An expedition’s objectives should relate to wider societal concerns The world of exploration is big enough to encompass a range of different types and styles of the expedition.
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Explanation:
The correct answer is A. a primary group.
Primary group refers to individuals following other people's example when doing something. Here, Mary started using the language of that particular group and dressing like them. Thus, they represent her primary group in her life.