Arthur,who Is Diagnosed with Obsessive-Compulsive Disorder,reports to the Nurse That

Arthur,who is diagnosed with obsessive-compulsive disorder,reports to the nurse that he can't stop thinking about all the potentially life threatening germs in the environment.What is the most accurate way for the nurse to document this symptom?

A) Patient is expressing an obsession with germs.
B) Patient is manifesting compulsive thinking.
C) Patient is expressing delusional thinking about germs.
D) Patient is manifesting arachnophobia of germs.