Which factor would have had the least impact in causing the so-called "great migration" of african americans in much of the 20th century?

a. the south's relatively poor economy eliminate

b. fewer agricultural jobs in the south

c. more industrial and manufacturing jobs in the north than in the south

d. jim crow laws banning african-americans from most types of employment in the south?

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

Before the industrial revolution most businesses

What was one major effect of industrialization on american society?