Correct answer choice is:
A.It hindered Japan's ability to wage war.
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Explanation:
Reacting to the Japanese invasion of essential airfields in Indochina (July 24) following an exchange between Japan and Vichy France, the U.S. suspended Japanese economic resources on July 26, 1941, and on August 1 authorized an embargo on petroleum and propellant exportation to Japan.
Answer: Automobiles and airplanes were made for transportation. Radios and movies came out as well, thus improving communication.
<h2><u><em>RIGHT The British government could not prevent settlement of American Indian lands.</em></u></h2>
Diseases were initially most impact as the native populations had not been exposed to European diseases and therefore saw decimation in their populations. Disease also aided the Europeans in their conquest. Decimation due to disease destroyed fighting populations. The introduction of black slaves will also add a new racial category to the social structure of the New World as well as the needed labor for economic success for European setters.