Cyndi Just Met with a Client, Sarah, Who Is Struggling

Cyndi just met with a client, Sarah, who is struggling with a drug addiction. Sarah insisted that she has been clean for 6 months. Sarah's tone indicated that she was sincere but her facial expression indicated the opposite. Most likely Cyndi will believe that

A) her client is lying because most communication is communicated through facial expression.
B) her client is telling the truth because most communication is communicated through verbal content and vocal expression.
C) her client is lying because she is an addict and addicts always lie.
D) her client is telling the truth because she seems like a nice person who is really trying.