There Are 12 Students with Confirmed Cases of the H1N1

There are 12 students with confirmed cases of the H1N1 flu in grades 6 to 8 at the local middle school in the community. The community nurse advises the caregivers of the ill children to keep the children home for a minimum of 5 to 7 days. Which should be the nurse's next step?

A) Recommend closing the school for 6 weeks
B) Implement education in the school setting regarding respiratory and hand hygiene
C) Require each child in the school to undergo a physical evaluation by the school nurse
D) Initiate a system of discipline in the school setting for improper hand washing