Question: At a doctor's clinic, a sexually active patient states that he has been experiencing pus-filled discharge and pus in his urine. The doctor suspects he has urethral inflammation and wants to conduct a test to determine if he has a urethral infection using a urethral swab and urine culture, followed by PCR. What disease does the doctor suspect the man has? a.) Leptospirosis b.) Cystitis c.) Glomerulonephritis d.) Nongonococcal urethritis