All of the following statement regarding coagulase negative Staphylococcus spp (CONS) are true, Except?

• A. S. epidermidis and S. saprophyticus are coagulase negative staphylococci
• B. Infection with S. epidermidis are usually hospital acquired
• C. S. saprophyticus is normal flora of humans skin surface
• D. Both are common pathogens in urinary tract infections