The Supreme Court Decision Korematsu V

The Supreme Court decision Korematsu v. United States (1944) upheld the constitutionality of which controversial US action?

A) Internment camps during World War II
B) The bombing of Hiroshima
C) Restrictions on immigration from Asian countries
D) Not allowing the Soviet Union to compete in the Los Angeles Olympics.
E) Upholding California's decision to ban business ownership by first-generation immigrants.