Almost of those who experience a threat to their own lives or to that of someone close to them will go on to develop post-traumatic stress disorder (PTSD)?

9%

Explanation:PTSD(POST TRAUMATIC STRESS DISORDER) is a medical and psychological term which is used to describe the complex levels of situations which affects a person's mental health it happens as a result of a particular TRAUMATIC EXPERIENCE which must have either affected a person or he or she witnessed the traumatized person.

It causes the following DEPRESSION,NIGHTMARES,SEVERE ANXIETIES AND FLASH BACKS.

It can be effectively managed by a psychologist or a medical professional trained to manage traumatized persons or Psychiatric Doctors.

i think its pulmonary not sure tho

who knows what the anwseer is