Standing up to absolute power

This device blocks an opening along the base/floor of stairs or other walking or working surfaces where materials or body parts might otherwise inadvertently fall through. it should be 4 inches high, with not more than ¼ inch clearance above the floor

Which element in the room does the narrator in the yellow wallpaper focus on through much of the story

What is wrong with the sentence. the car is packed, we're already to go, and the weather is looking beautiful.