In the following figure, rectangle represents Authors, circle represents Choreographers, triangle represents Playwrights and square represents Asians. Which set of letters represents Authors who are not Asians?
A village woman walks 2.5 km South starting from her home in search of water. She then turns West and walks 1.5 km, then she turns South and walks 0.5km, then she turns to her left and walks 1.5 km. Where is she now with respect to her home?