This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
45 yrs old Ramlal has intraabdominal sepsis. The causative organism was found to be vancomycin, gentamycin and ampicillin resistant. It grows well in presence of 6.5% NaCI and arginine. Bile esculin hydrolysis is positive. Which of the following is this organism? - 
Select and explain. 
A. Streptococcus agalactae, B. Enterococcus fecalis, C. Streptococcus bovis, D. Streptococcus pneumoniae
B: Enterococcus fecalis
Answer: B: Enterococcus fecalis 
Explanation: Ans. is 'b' i.e., Enterococcus fecalis Enterococcus ? It belongs to lancefields's group 'FY streptococci Note - Enterococci grow in the presence of bile and hydrolyze esculine ----> bile esculin positive.