Factory production was greatly improved by standardized parts and assembly line production; true
I think the answer is either A or C but I really think it's C
Answer:
Belgium, France, Germany, USA
Explanation:
https://www.history.com/topics/industrial-revolution/industrial-revolution
It would h the use and management of resources
the decimal 0.4 is the same as 0.40 and is equivalent to the fraction 2/5. Which equals 40%. So if you subtract 4 from it it would be 0
