The answer in this question is an anxiety disorder which means it is involves persistent and excessive worry that interferes with daily activities like Ian who is nervous and swallows a lot during his interview with the clinician. So Ian's behavior is most consistent with an anxiety disorder.
I am pretty sure it is #3 not sure though
<span>These manifestations are transmitted through families, most of the time through stories passed down from one generation to the next. This allows for the culture and the beliefs/norms for the society to endure. These stories allow for the culture to hold a shared sense of identity, especially in societies that have strong familial bonds.</span>