What is the importance of the Mississippi River in the United States? Group of answer choices

It is a barrier to transportation and irrigation

It is a transportation corridor for shipping goods and materials.

It provides a huge advantage to national defense.

It helps to increase trade with Canada

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.