Answer:
Convict Laborers
Explanation:
Unable to quit or strike, and not paid for their work, convict laborers were forced to accept whatever the working conditions were in the places where they were leased. In some companies, free and convict laborers worked side-by-side. Convict labor was always reliable, and that made it attractive to employers.
It was. At the time, it bring great prosperity to the country. If you want to compare to the modern days, it was like the first landing in the moon.