Which factor has the greatest positive effect on the late 19th century american industrialization?

What were 3 advantages to rail road growth

Answer the questions in the image for brainliest

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