A 32 year old male patient complains of swelling in left maxillary region with heaviness in the maxillary sinus following tooth extraction of maxillary first molar. Patient gives a history of tooth extraction one week before with transalveolar type of extraction.

The most common microbial population found in a infected maxillary sinus are: (A) Poly Microbial with Anaerobic Organism, (B) Aerobic Organisms, (C) Fungal, (D) Viral
Answer is A. None