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Answer:
Blood tests, DNA, and fingerprint scanings is better than facial regoniztion because someone can look like another person. But since everyone has a different fingerprint, this can be more efficent.
Answer:
The answer is A. Here is proof
Explanation:
<span>Peasants were free sort of, </span>Sometimes they owned their own business or small plot of land, again most were uneducated and unskilled.
Serfs were bound to the land, <span>They were almost like slaves. The people could not be bought and sold, but they could not leave their land without permission. </span>