In the Poster in Source 21

question 5

Multiple Choice

In the poster in Source 21.4,the red books in the hands of the people in the crowd contained quotations from

• A) Karl Marx.
• B) Mao Zedong.
• C) Deng Xiaoping.
• D) Joseph Stalin.

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The process of conducting experiments and observations under controlled conditions to validate hypotheses or understand natural phenomena.

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A psychological approach that emphasizes mental processes in perception, memory, language, problem solving, and other areas of human cognition.

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