In a Community Presentation About Asthma,a Nurse Explained the Causes

In a community presentation about asthma,a nurse explained the causes of asthma in children,how to observe for "triggers" that lead to an attack,and how to use an inhaler.Which statement best identifies what was omitted from this presentation?

A) The nurse did not ask the attendees to disclose if any of them smoke around children
B) The nurse did not address actions that should be taken to improve air quality and only focused on the treatment of asthma
C) The nurse did not address the need to avoid exposure to others who may have a communicable disease
D) The nurse did not review the genetic components related to asthma in families.