Which of the following is incorrect about insider trading

Multiple Choice

Refers to the purchase of securities with the knowledge of material facts about an issuer which have not been disclosed to the general public

Does not prevent trading in the security; it only prevents the use of confidential undisclosed information

May be illegal depending on the nature of the relationship between the person with knowledge and the company itself

Would include trades involving directors, and subsidiary firms

It does not occur if the undisclosed, privileged information is shared between spouses