A Male Patient Comes to the Clinic and Is Diagnosed

A male patient comes to the clinic and is diagnosed with gonorrhea. Which symptom most likely prompted him to seek medical attention?

A) Rashes on the palms of the hands and soles of the feet
B) Cauliflower-like warts on the penis
C) Painful, red papules on the shaft of the penis
D) Foul-smelling discharge from the penis