A76-year-old male presents to the hospital with a hot, swollen, and painful right knee that appears to have an effusion. after your examination, you decide to perform an arthrocentesis. the fluid aspirate is turbid, cloudy, and most definitely looks like it is infectious material. based on this clinical scenario, what would be the most likely bacterial organism present in an elderly septic arthritis?
(a) hemophilus influenzae
(b) neisseria gonorrhoeae
(c) pseudomonas aeruginosa
(d) staphylococcus aureus
(e) streptococcus pneumonia