The retail industry helps producers sell their goods to a national market.
Answer: It's thought to be around 10 billion years old—twice as old as the Solar System—when the majority of stars in our galaxy were first beginning to shine. The Milky Way is about 12 billion years old. The confirmation of TOI-561b demonstrates that rocky planets may have been forming for most of the history of the Universe
Explanation:
Because factories was the first time a establishment had been made that allowed people to labor inside, instead of outside in the unpredictable weather. This fact plus many others opened doors to modern day labor or work employment, which changed history.
It gave a spark to activism and resistance to segregation in the south this began the struggle for justice