Which environmental change played a key role in making human survival easier and bringing about the Neolithic age? A. decline in global sea level B. end of the Ice Age C. extinction of mammoths D. increase in cave formations

True exact date for the withdrawal of american combat troops in iraq was set for august 31st 1. 2011 2. 2010 3. 2012

What made the middle colonies different from new england and the southern colonies?

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.