Under the Model Rules, a Lawyer May Not Encourage or Assist

Under the Model Rules, a lawyer may not encourage or assist a client in conduct that the lawyer knows is criminal or fraudulent. Nonetheless, a lawyer may ____________________________________________________________.

A) Discuss the legal consequences of a proposed action and assist a client in determining the validity, scope, or application of a law.
B) Not disclose a client's intention to commit a crime reasonably likely to cause substantial financial injury.
C) Refuse to allow a criminal defendant to testify if the lawyer knows the defendant intends to give false evidence.
D) None of the above.