Looking out the window, you perceive a tree in front of a ca…

Looking out the window, you perceive a tree in front of a car. Even though the tree interrupts your visual image of the car, you still perceive the car to be a solid shape, not split where the tree blocks your view of it. This is an example of the principle of:

Kelly fell asleep and is picturing herself walking down a si…

Kelly fell asleep and is picturing herself walking down a sidewalk. Suddenly, she imagines herself tripping off the curb.  While this occurs in her mind, her leg kicks out in bed due to a muscle spasm, which wakes her up.  The stage of sleep that this occurs in is: