It is unlikely that these three categories are mutually exclusive as chances are that multiple causes interact in individuals to cause phobias. For example, it may be that biological differences in the brain are triggered by an experience or something in that person's environment, or that a negative experience may lead to a learned response.
Well First she should state her claim, Then she would support it with information, Like how many infants drown, In the past year( or something like that).
