A quadrilateral is inscribed in a circle. If an angle is inscribed into each of the four segments outside the quadrilateral, the sum of these four angles, expressed in degrees, is:
<spanclass=′latex−bold′>(A)</span>1080<spanclass=′latex−bold′>(B)</span>900<spanclass=′latex−bold′>(C)</span>720<spanclass=′latex−bold′>(D)</span>540<spanclass=′latex−bold′>(E)</span>360