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Problem 8 - Olympiad

Arrange the following sentences to form a coherent paragraph. A) Social media platforms use algorithms to personalize content feeds. B) These algorithms analyze user behavior to predict preferences. C) Critics argue this creates filter bubbles and reduces exposure to diverse viewpoints. D) The result is an echo chamber effect, reinforcing existing ideologies.

Correct: A

Start with the mechanism (A/B), link to outcomes (C/D). Chronological flow: explanation → critique → consequence.