Which of the following is the best thesis statement for a research paper based on this question? why did the us send japanese-americans to concentration camps during wwii? a. lots of japanese-americans were sent to prison during world war ii. b. the effects of being uprooted and imprisoned stayed with the japanese-american prisoners for many years. c. during the 1970's and 1980's, america looked back on a shameful chapter of her history: the world war ii imprisonment of thousands of japanese-americans. d. during world war ii, fear and racism led the united states to imprison thousands of japanese-americans in concentration camps.