The formula for a 90 degree clockwise rotation is (x,y)------>(y,-x). In this case it started out as (-3, 1). Using the formula you get (1,-3(-1)), which is equal to (1,3). Hence option 1 is correct
Political maps show how people have divided up the earth's surface. These maps show state and national boundaries, capitals, and large cities. Political maps use different colors to show different countries.