Thomas Timmons, a Paralegal, Brings a Witness into His Office

Thomas Timmons, a paralegal, brings a witness into his office for an interview. Thomas leaves a deposition summary and several letters from another client's file on his desk.The witness reads the deposition summary and the letters while
Thomas takes a telephone call during the interview.Thomas has violated the
Ethical rule regarding:

A) Competence
B) Conflicts of interest
C) Confidentiality
D) Competence and conflicts of interest