Janus Is a Keen Baseball Player at the High School

Multiple Choice

Janus is a keen baseball player at the high school where you are employed as a nurse. He comes to your office and shows you an injury to his knee which he got by sliding into home base, scoring a game-winning run. His knee has a red, raw patch where the skin has been scraped off, and the area around the wound is swollen. Janus tells you that he washed his knee with soap and water to remove any germs and then put a bandage on it.
-You explain to Janus that he may have an infection in his wound, possibly caused by the organism Staphylococcus epidermidis. You tell him that the genus name of the organism indicates that 

A) the cells are found on the skin.
B) the cells are round and grow in clusters.
C) the organism is a pathogen.
D) the organism is normal microbiota.
E) the cells have a golden color.