In general which explains why communist revolutions did not happen

Which statement describes the influence of elizabeth i on england? a. her great inherited wealth made requesting funds from parliament rarely necessary, which minimized conflicts. b. her skillful use of personal advisers to communicate her wishes to parliament promoted stability. c. her clever secret diplomacy and many successful wars made her popular with the english people. d. her continuing support of english explorers in the americas brought in vast supplies of silver and gold.

What explains the increase in life expectancy in botswana? a. the increased availability of jobs and an improved economy b. access to antiretroviral drugs, hiv/aids education, and widespread hiv/aids testing c. a series of military takeovers that stabilized the political system and led to education reform and increased literacy rates d. a recent military coup that led to an improved healthcare system select the best answer from the choices provided.

Which describes a contribution from classical rome to modern western civilization? a. international gathering to celebrate sporting achievement b. written constitution based on natural rights c. large infrastructure projects to benefit the public d. direct election of the ruler by all residents of the empire