they were dependent on fertile land.
Explanation:
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A country needs rules about citizens cause in reality you cant have random people, bad record or not, coming in your country and just being a citizen instantly without any proof of trust, little do they know they could be a terrorist with the rights of a citizen just cause theirs no way to justify who's one or not.
in the tang Dynasty they use woodblock printing
Answer:
D.) Ralph will buy the red sweater.
