I believe that the answer to the question provided above is that <span> establishing smaller ethnic communities within larger communities gives more chance for people to know each other more but this might lead to the </span>conflict between groups.
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Answer:
ethnic and religious tension one
Explanation:
The correct answer is Sophocles. He wrote Oedipus Rex and is considered by many to be the greatest writer of tragedies ever, having written not only Oedipus Rex, but also Antigone.