What changes did the invention of the radio bring to Americans? A. It gave Americans a way to listen to sporting events instead of attending them.
B. It gave Americans new ways to communicate with friends and family.
C. It made Americans more isolated because they listened to the radio alone.
D. It provided Americans with a way to hear the news as it happened.

Which statement describes the central idea of the text? a. while the nigerian government has the wealth to improve the conditions in prisons, they continue to view it as a low priority. b. nigerian prisons neglect the physical and mental health of their prisoners by failing to provide them with basic necessities and services. c. the inhuman conditions in nigerian prisons could easily be improved, but the environment is considered part of prisoners' punishment. d. conditions in nigerian prisons are slowly improving as non-government organizations and citizens are providing much-needed equipment to the prisons.