Research into Causality and Treatment wk 3 Write a 700- to 1,050-word paper discussing one of the following disorders: Agoraphobia Generalized anxiety disorder Obsessive compulsive disorder Post-traumatic stress disorder Discuss the following with regard to your selected disorder: Causes and symptoms Biological and social ramifications Prevalence, age of onset, and gender differences Treatments Format your paper consistent with APA guidelines. .