Answer:
A work related strike: Mass refusal of employees to work
A physical strike: a sudden attack
Generally speaking, <span>living and working conditions in the city improved during the Progressive era because Progressive reformers pushed the government to fight back against corruption in business that denied many people adequate pay and housing. </span>
It freed the serfs who had been bound on the land for 10 or more years
The answers are 7. a 8. d 9. c
