Pls pls help i need this grade and its already late ill give you all my points if its good

What did the incas accomplish? a. written language b. formalized religion c. conquest of the western south america d. formalized government

15 pt (more than one answer)what are some of the ways businesses increased productivity? -obtained new machinery -obtained new resources -obtained new technologies -found ways to make their workers more efficient

Describe the circulation and rating systems that are used to determine the rates and explain why the advertising system works this way