ALL MY POINTS LEFT
During World War II, Presidential Executive Order 9066 and congressional statutes gave the military authority to exclude citizens of Japanese ancestry from areas deemed critical to national defense and potentially vulnerable to espionage. [Fred Toyosaburo] Korematsu remained in San Leandro, California, and violated Civilian Exclusion Order No. 34 of the U. S. Army. After his arrest and relocation, Korematsu appealed to the Supreme Court, citing that his internment was a violation of his basic rights as an American Citizen. The Supreme Court sided with the federal government in its decision.

Source: Oyez. org

Based on the scenario above, why does the Supreme Court decision in Korematsu reflect judicial restraint?

The Supreme Court's decision signified a change in the Court's position regarding the role of the executive branch.
The Supreme Court decided that individual rights were superseded by concerns about national security during wartime as a basis for the Korematsu decision.
The Supreme Court supported public opinion at the time regarding Japanese Americans and the dangers of their roaming free when their loyalties were not clear.
The Supreme Court's decision reflected its desire to ensure that all lower courts were acting in accordance with the president's executive order, even if it violated individual rights.