How were lives of free african americans in the north and those in the south similar and how were they different?

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above

Which consideration must be addressed when deciding for whom to produce? who can be most creative with the product? who has the largest resource pool? who has the greatest need? who can bring in the greatest profit?

As american population grew between 1820 and 1850, the percentage of americans living on farms also grew. a.true b.false