Match the following contract principles to their best definition A. act, influence or force that effectively destroys another person's will to do what he would have otherwise chosen to do. Example: preying on a person's emotion, beliefs, or physical or mental frailty B. when an individual is unwilling to enter into a contract and is coerced to do so by threats or other action intended to overcome the individual’s unwillingness. Example: blackmail, threat of physical harm to the person or a loved one C. deceitful practice or willful act pf of misrepresentation, with intent to deprive another of his right, or in some manner to do him an injury. Example: rolling back a car's odometer D. unreasonable, unfair, or does not meet standards for what is regarded as appropriate. Example: usurious interest rates exceeding the limits of the law 1. fraud 2. undue influence 3. unconscionability 4. duress