The correct option is ( b) an improper threat is made to force another party to enter into a contract.
In law, a situation in which someone acts under duress or coercion is one in which the person is subjected to violence, threats, or other forms of pressure.
Using force, coercion, threats, or psychological pressure, among other things, to persuade someone to act against their will is known as duress. If someone is behaving under duress, they are not doing voluntarily, and as such, they may be treated as such in legal proceedings.
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