I think the answer to this is B
Culture exchange is like cultural diffusion it is a big part of how our world is shaved because it is how other religions have came together and how we are influenced by other religions
The correct answer is: "He developed mathematical principles"
René Descartes (1596 – 1650) was a French philosopher, mathematician, and scientist who lived more than 20 years in the Dutch Republic and was one of the main figures of the Dutch Golden Age.
His great influence in mathematics has been his major contribution to the Scientific Revolution, although his work in philosophy is outstanding too. He developed the the Cartesian system of coordinates. He is considered the father of analytical geometry, which connects both algebra and geometry and which has been used in the development of infinitesimal analysis and calculus .
Answer: C) Assembly- Line
Explanation: The innovation of Henry Ford's assembly- line made the efficiency of producing goods exponentially grow. As a result, workers could expertise in one aspect of the production process.