What improvement made to penicillin during world war ii saved many soldiers’ lives?

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.

The map shows information about river valley civilizations. which feature of this map best the reader determine the distance between two places?

What does the term “escalation” refer to?