True about E. coil is -: (A) Sereny test is done to diagnose Enterotoxigenic E.coli (ETEC), (B) Enteropathogenic E. coli (EPEC) are also enteroinvasive, (C) UTI is caused by single serotype at a time usually, (D) E. coli is the most common causative organism to infect burn wounds
Answer is C. None