It might be C I am not 100% sure but enough to think It might be right.
The act of keeping something dangerous under control or within limits.
If you need an example think of quarantine the dangerous disease be Corona Virus and to keep it under control we are staying inside.
Answer=B
Fur was considered the black gold of the far north.
Yes, everyone lost their money when the stock market crashed.
If neither presidential candidate wins 270 electoral votes, the House of Represenatives must decide the winner.