How did technology impact the culture of the early 20th century with the inventions of radio, photography, and electric guitars

What might be something all americans believe in that unite us as a nation ?

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

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.