One major pull factor that contributed to the population growth shown in the urban area of northern Illinois and Indiana was "<span>racial discrimination," since many blacks in the South fled to the North in the hopes of living better lives. </span>
The correct answer is B) 18.
Eighteen of the 50 states grant their citizens the power of recall.
The power of recall in a state refers to the possibility in some states to remove an elected official from office when citizens deem appropriate through another vote before the end of that official term. Citizens have to sign a petition asking for the removal of the official for inappropriate conduct, corruptions acts or many other valid reasons.