An important difference between duress and undue influence is that:

A) duress occurs in a relationship of trust,while undue influence employs improper threat.
B) duress involves physical compulsion,while undue influence involves economic compulsion.
C) the scope of duress has contracted since the 19th century,while the scope of undue influence has expanded since the 19th century.
D) duress is wrongful coercion,while undue influence is unfair persuasion.

Duress

A situation in which someone performs an act as a result of violence, threat, or other pressure against them, often impacting the legality or validity of agreements made under such conditions.

Undue Influence

Improper or unfair persuasion exerted on someone to coerce them into making a decision they would not otherwise make.

Wrongful Coercion

The act of compelling someone to act in a certain way by use of threats, intimidation, or some other form of pressure that is illegal or unjust.