Answer:
Correct answer is d. how to survive without peace and harmony in times of war
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Explanation:
Tao Te Ching started a religious movement called Taoism, that teaches how to live harmonic and peaceful life that will lead us to immortality.
He believed that people should live in harmony with both nature and universe, and that is why D is correct answer.
All other answers are wrong as he didn't discussed about them.
