Its not a question. It's a statement.
Culture
Cultural determinism considers the culture in which an individual is raised in as the determinant of their behavior and emotions. It differs from genetic determinism which considers biologically inherited traits and influences from the environment as the major determinant of who an individual is
Because it stopped slavery, which was a big problem and there was a war over it.
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Answer:
<h3>To act casual like nothing has happened.</h3>
Explanation:
In 'The Tell-Tale Heart', the narrator seat himself and the police officers in the room where the body is buried to indicate that nothing has happened and to avoid any suspicion from the officers.
When the police got called by his neighbor, the narrator hid the remains of the dead man beneath the floorboards and placed a chair above the dead man. The narrator says that he did that in order to avoid any suspicion when the police arrived. He sat on the chair and had a casual talk with the officers because he was sure that he won't get caught.