In a brief paragraph, identify the inventions that led to factories developing, and include a short explanation of how they did.

The code talkers work contributed mostly to

1. what was william harvey's discovery about the human body? @ two types of blood flowed through the veins and arteries. b four fluids existed in the body: blood, yellow bile, black bile, and phlegm. © the same blood flowed through the veins and arteries. d ancient ideas of human anatomy and bodily functions were wrong. done

Clara barton was the first nurse in the united states of america. true or false?