Answer:
Sakoku (??, "closed country") was the isolationist foreign policy of the Japanese Tokugawa shogunate (aka Bakufu) under which, for a period of over 220 years, relations and trade between Japan and other countries were severely limited, nearly all foreign nationals were barred from entering Japan and common Japanese. From 1633 until 1853, the military governments of Japan enforced a policy of sakoku or 'closed country' which prevented foreigners from entering Japan on penalty of death, and prohibited Japanese citizens from leaving.
A team of engineers including Henry Martyn Robert (Robert's Rules of Order) designed a plan to raise much of the existing city to a sufficient elevation behind a seawall so that confidence in the city could be maintained
Answer: for #3 the answer is
A
Explanation:
After the war peaking in 1946