In korematsu v. united states, the supreme court:
a. deemed japanese internment unconstitutional.
b. upheld the legality of japanese internment.
c. deemed loyalty oaths constitutional.
d. barred japanese-americans from serving in the u. s. military.
e. apologized for japanese internment

b. upheld the legality of Japanese internment.

Explanation:

Korematsu vs United States was an exceptional case by which the Supreme Court of the United States of America  Case have convicted Fred Korematsu who a Japanese American, for violating the orders of the military to relocate to internment camp. The act was widely criticized because the judgment was based on racism instead of evidences. It has shown the bigotry faced by many Japanese Americans during the Second World War.

answer: study

explanation:

maybe if you get off your phone and start studying you might do well but that’s your decision if you want to stay in summer school

a.   it resulted in widespread unemployment.