The Nurse Caring for a Cognitively Impaired Older Adult Admitted

The nurse caring for a cognitively impaired older adult admitted to an acute care facility best minimizes this particular client's risk for developing a nosocomial infection by:

A) proper hand washing prior to each client contact.
B) admitting the client to a private room.
C) assigning staff to assist the client with eating meals.
D) screening visitors to minimize contract with pathogens.