What is the open door policy that was instituted towards the country of china?need asap

In which sentence is the italicized word used correctly? a) the sloth is a benefactor that primarily feeds on vegetation, insects, and small birds and reptiles. b) the flood victims were eternally grateful to their benefactors who provided them with food, shelter, and clothing. c) the spectators in the stadium all cheered when the benefactor announced the game would go into overtime. d) the benefactors visiting the laboratory were impressed by the complex equipment the scientists used.

How did tyrants attempt to gain the approval of common citizens in ancient greece?

Not among the fundamental principles of romans catholicism.