Which of the following is one of the notable achievements of early china?

The correct answer for above statement is:

A. a complex system of writing.

Explanation:

This is the earliest form of Chinese writing, used from the Middle to Late Shang administration (approximately 1500 BCE to 1000 BCE).

This script was drawn onto turtle shells and animals bones, which were then used for prediction in the royal Shang court, hence the name "canon bones.

b.europe i believe because north america has 3 countries in a way and with all the stuff with illegal immagrants from mexico or whatever so i would say europe.

not sure but thinking i'ts cause the government was broke. not sure