you need to choose total4. first one square with upper arrow. second one like stone
page4-228.png page7-180.png page6-243.png page3-176.png
page3-176.png page6-34.png page6-243.png page5-31.png page7-103.png page8-236.png page4-228.png page4-64.png page7-180.png page6-94.png
square with upper arrow is correct. next one is wrong deselect it. two triangle cen