This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Which of the following diseases is known as the "kissing
disease": 
Select and explain. 
A. Acquired immunodeficiency syndrome (AIDS), B. Infectious mononucleosis, C. Primary syphilis, D. Recurrent apthous stomatitis
B: Infectious mononucleosis
Answer: B: Infectious mononucleosis 
Explanation: None