Erick wants to investigate how seatbelts work on cars, he puts a block on a car that moves back and forth, he repeats this experiment with and without seatbelts. Which statement describes what keeps the block from falling out of the car?
A. The belt changes the direction of the force on the car during a collision.
B. the belt increases the stopping force on the block after a collision.
C. The belt pushes the car forward before a collision.
D. The belt pushes the black backwards during a collision. ​



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