D. All of the above
The Guadalcanal campaign lasted for months and American troops fought through swampy marshes and took heavy casualties from the Japanese, as the Japanese were very unlike other troops, in which they did not know the art of surrendering, and was forced to fight to the death for the "Rising Sun". As there were swampy marshes on the island, tropical diseases was rampant, as well as troop movements were slowed to a crawl.
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They were killed and convicted of being supporters of capitalism.
This collectivization led to famine killing millions of people. Others who refused to coorperate were banished to siberia. About 15 million were banished and 3 million most of the children died on the way. :(
I hope this helps by
answer:
seppuku was used either voluntarily by samurai to die with honor rather than fall into the hands of their enemies (and likely be tortured)
Explanation: