A is the correct answer.
Scienter is when a party to a contract has the knowledge and intent to deceive the other party.
If a party to a contract has an intent to deceive the other party, this is known as:
a. Scienter
Scienter is a term for intent of wrongdoing. For example, if a person sells a bicycle with bad brakes and she knows about the brake problem, then the seller has scienter. The word has the root scie from the Latin (knowingly).