A school health nurse contacted the public health department with concern that increasing numbers of ...

A school health nurse contacted the public health department with concern that increasing numbers of parents were calling the school and reporting their child would not be in attendance because of a sore throat and fever.
 
  Which professional staff member would be most helpful in such a situation?
  a. An epidemiologist, who might determine whether a disease outbreak was occurring
  b. A nurse, who could give home care to each of the ill children
  c. A physician, who could visit each of the ill children
  d. The principal of the school, who could insist that the children stay in isolation