Answer:
whats is the explanation how is anyone supposed to know the answer to something you havent shown us
Explanation:
There is no record of any dynasty before the Shang.
No options provided
However, vestigial organs have been used to justify how life changes over time. Vestigial organs are those organs that are no longer useful but are still in the body. an example of vestigial body in human beings is the appendix, which plays no role at all, but used to play important role in the past.