This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Anatomy
A patient with AIDS and a CD4 cell count of 100/ul , has a persistent fever and Weight Loss associated with invasive pulmonary disease due to M avium complex. Optimal management of this case requires 
Select and explain. 
A. Select an antibiotic regimen based on drug susceptibility of the cultured organism, B. Sta treatment with isoniazide and rifampicin, C. Treat the patient with clarithromycin,ethambutol and rifabutin, D. Treat with trimethoprim sulfamethoxazole
C: Treat the patient with clarithromycin,ethambutol and rifabutin
Answer: C: Treat the patient with clarithromycin,ethambutol and rifabutin 
Explanation: Ref-KDT 6/e p750 Mycobacterium avium complex infection is treated with combination of rifabutin,ethambu eth and clarithromycin