The last one beacuse they didint say they had a serch warrant.
Answer: By weaken the United States’ vigor and moral force.
Explanation:
I hope this helps
Attached is the document containing the answer you be needing.
I can't see the options (did you provide any? Is this multiple choice?), but I would assume they could guess that the domestication of animals was employed in that society, or learn what the people ate.
Not 100% sure, but I think its D.