Multiple choice

Which of the following was kept a secret in China?

  1. paper production

  2. Emperor's wives

  3. iron working

  4. Silk production
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

To maintain a highly profitable monopoly on the global trade of luxurious textiles, the Chinese government kept the process of silk production (sericulture) a closely guarded state secret. Revealing the secret of how silkworms were raised and harvested was punishable by death.

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