Select the image that looks the most like stairs no, that is wrong. unselect that one and try another one
page3-47.png page4-82.png page6-143.png
page3-47.png page4-82.png page5-135.png page2-113.png page6-143.png page4-113.png page5-168.png page7-122.png page6-9.png page7-35.png
page5-168.png
no, unselect that one and try another one