Because they feel like they must take out other countries before they get taken out (survival of the fittest)
Well if you wanted to know the answer go back to school you losers XD
The correct answer to the question stated above is letter C which is: They sailed up the navigable rivers of Europe and across the Atlantic in longships.
Vikings were Germanic Norse<span> seafarers, </span><span>who </span>raided<span> and </span>traded<span> from their </span>Scandinavian<span> homelands across wide areas of northern and central Europe and European Russia, during the late 8th to late 11th centuries.</span>
<span>There was an estimation of 471,000 people affected AIDS are there in the whole of United states and by the end of 2007, the majority of aids cases in the united states were found in the District of Columbia. Columbia has large number of diagnosis than any other territory.</span>