Which of the following statements concerning Chlamydia trachomatis infections is NOT correct? A. Serology is the diagnostic test of choice in the diagnosis of acute infection. B. 50% of infants born to infected mothers during labor develop infections. C. Tetracycline’s are useful for treatment of C. trachomatis infections. D. The clinical spectrum of C. trachomatis sexually transmitted diseases is similar to N. gonorrhoea E. e. Endemic trachoma is a major cause of blindness worldwide.