Who's efforts in the 1940s and 1950s has nearly eliminated and widespread, deadly disease?
a. vladimir zworykin
b. norman borlaug
c. jonas salk
d. marshall mcluhan

About how many european immigrants were processed at the facilities on ellis island

Which is proper hierarchy or leadership roles in the senate from lowest to highest

John locke viewed the social contract as a choice or "consent of the governed", where the people possess the power to change government. how did thomas hobbes see the social contract? man is born in chains, but can be set free through good deeds. man is born happy, but becomes more miserable as he ages. man is born poor, but can rely on other individuals for security. man is born selfish, but can give up some freedom in return for security provided by the government.