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Mathematics 7 Online
OpenStudy (anonymous):

Which of the following contains a list of innovations that resulted from the challenges posed by World War II A. the jeep, landing craft, blood bank B. torpedoes, planes, the use of ether C. landing craft, balloons, smallpox vaccine D. the jeep, submarines, surgery

OpenStudy (anonymous):

it's not B, planes were used in ww1 it's not C, smallpox had a vaccine before ww2 it's not D, early submarines were used in ww1

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