Most children received which vaccine at school during the 1950s?
A. chicken pox
B. cholera
C. malaria
D. polio

Hope the helps. Sorry for wrong answers

Polio

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

citizens get the vast majority of their political and governmental information from the media, which includes television, print journalism, radio, and now the internet. the media play an important role in connecting people to government.