Wage slavery is a term used to refer to the situation in which people are extremely dependent on their wages and jobs and that it creates a situation that resembles to that of owning that person, hence to slavery. It is used to refers to situations in which labor means exploitation. 
In the 19th century there was a decline in the use of this word and substituted by "wage work", specially due to the Industrial Revolution, the dominance of the manufacturing activities and the irruption of the trade union system. This change of terms was the way of perpetuating it under a different denomination, but continuing the same practice. 
 
        
             
        
        
        
Answer:
The answers are,
They had different backgrounds.
They worked in many kinds of businesses.
They lived in different colonies 
Explanation:
Not all people.people.to se colonies came from similar ctubal back grounds and most of them were from different European countries with different backgrounds.
Moreover they were separated geographically in vast distances. From one state to another, at that time it easier en difficult to travel.
In addition, the economic background of people in these states were different as well.
 
        
             
        
        
        
Much of history would be lost forever if it wasn't written down. Doing it by hand is tedious and not very consistent. Besides the ink fades off over time with some cases. With the printing press, it's much more clear and consistent to read. Also the printing press allowed for anyone to get access to books. Before it was the elite that could only get access.