What is one reason that the tokugawa shogunate promoted a policy of isolationism in japan? i have looked it up and the answer that i found wasn't even one of the options. so i took the risk and just picked one. :

Which of the following statements is true about social anxiety disorder? social anxiety disorder tends to develop in early adulthood. social anxiety disorder often co-occurs with mood disorders and other anxiety disorders. social anxiety disorder is relatively rare, with a lifetime prevalence of about three percent in the united states. lesser than 30 percent of adults with social anxiety disorder report humiliating experiences that contributed to their symptoms.