Miguel's Physician Taught Him How to Conduct a Testicular Self-Examination

Miguel's physician taught him how to conduct a testicular self-examination.His physician probably told him _______.

A) to perform it after a warm bath or shower
B) to check for swelling on the prostate gland
C) to examine each testicle with only one hand
D) that it is abnormal if one testicle is slightly larger than the other