In colonial america, enslaved workers who received manumission
a- purchased their freedom.
b- escaped to northern colonies.
c- were freed by slaveholders.
d- became indentured servants.

racism and segregation.

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.