A. Public domain means whose exclusive intellectual rights have expired , have been forfeited, have been expressly waived, or are incapable. So if someone owned a building but had their rights for the building terminated, that building is now a public domain until someone buys the building. So, after the building has been handed over because of the terminated rights of the owner, it is now a "Public Domain".
The answer to this is reins, it is reins because this is all filler for you to allow me to put down this answer, its reins.
Answer:
Restoration of law and order
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Withdrawal of US forces from Vietnam.
The answer is true. Hope that helps!