What Is the Basis for a 1-Month Crisis Intervention Follow-Up

What is the basis for a 1-month crisis intervention follow-up for individuals who have survived a major hurricane?

A) Symptomology of acute stress disorder can occur within a month of experiencing the trauma.
B) The patient generally has had time to reflect on the trauma and is now ready to discuss its impact.
C) Medications prescribed to help manage the initial anxiety caused by the trauma will need to be re-evaluated.
D) Private insurance carriers require professional mental health follow-ups when initial counseling has occurred.