What did bill gates do in the history of computing?

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.

Germany raced to build the largest navy.

Which of these is an exclusive power of the house of representatives? to amend a bill to impeach a government official to check the power of the president to review a tax bill the senate has proposed