A premature infant is hospitalized in the neonatal intensive care unit. He sleeps in an incubator, is intubated, and has an intravenous catheter as well as a urinary catheter in place

He is only allowed two visitors for 5 minutes at the top of each hour. How many factors are present that could contribute to the development of a nosocomial infection in this individual?
A) 6 B) 4 C) 8 D) 2

A