Final answer:
Excerpt B is for the United States in the Korematsu case, arguing for the safety of the country through the internment of Japanese Americans.
Step-by-step explanation:
The answer to your question is excerpt B is for the United States. In Korematsu v. United States, the Supreme Court ruled that the internment of Japanese Americans was legal under the Fourteenth Amendment and that it was a necessary measure for national security during World War II. The court declared that the exclusion of Japanese citizens from the West Coast was justified and did not violate their constitutional rights. Therefore, excerpt B argues for the safety of the country and the actions taken by the United States government.