In the red rift valley of africa, anthropologist first found clues to prehistoric life. give two examples of these clues to prehistoric life, and describe their importance to to scientific research about first humans.

Why is paper currency considered flat money ? a) it is backed up with gold and silver deposits b) it has value because people will accept it in exchange for a good or service c) it is easy to carry and transfer

How did presidential reconstruction allow black codes to be passed

Because of the housing bubble, many houses are now selling for much less than their selling price just two to three years ago. there is evidence that homeowners with virtually identical houses tend to ask for more if they paid more for the house. what fallacy are they making?