Which of the following was a fully developed early writing system?

Name: Which of the following was a fully developed early writing system?
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Question

Which of the following was a fully developed early writing system?​

Quizplus · Accepted Answer

Egyptian hieroglyphics were a fully developed early writing system, with a complex system of characters that represented words, sounds, and ideas. The other options listed (Iroquois wampum belts, Chinese tortoise shells, and Inca quipus) were all forms of communication and record-keeping, but did not constitute a complete writing system.

Which of the Following Was a Fully Developed Early Writing