If an Agent Does an Act That They Were Expressly

If an agent does an act that they were expressly instructed by the principal not to do, and the act is beyond the scope of their express or apparent authority, what will generally happen if the act is a tort that causes harm to a third party?

A) The principal will not be liable for the agent's actions and the third party will not be able to sue the principal in respect of the tort.
B) The principal will be entitled to terminate the agent's employment and have them prosecuted.
C) The principal will be liable for the agent's actions and can be sued for the tort.
D) The agent will be an independent contractor.