A. Computers have become smaller and more efficient.
Moving the country away from corruption was an ideal of the progressives during the Progressive Era.
Prominent magazine and media coverage of corrupt individuals in business, politics, and local governments by muckrackers (writers and journalists) helped to expose the scandals, monopolies, social ills, and corporate corruptions taking place in America.
The answer will be D because if there is a purpose behind an issue it can help provide examples and backup.
At least to me