A helpful shortcut our brain makes in scene recognition is to assume that lighting comes from:

A. Above

Explanation:

Scientists believe that in order for humans to see things, the brain has to make certain assumptions which are done based on previous scenes that it has interpreted before because the eyes do not provide it with complete data. .

One of those assumptions is that light comes from above which is why the shape of a picture can change depending on the lighting in it.

what's the rest of the question

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.