Write an essay about the heroin that comes from Afghanistan. Please write at least three paragraphs. The introduction, (the social , economics, environmental and political). If you do this properly and nicely and also if it is good , I will mark it brainliest.

:calculate the sum of the interior angles of a 13-sided polygon.

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature

Read the article titled "trans-saharan migration routes to north africa and the eu: historical roots and current trends." why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed? (site 1)