Which of the following is a true statement about the magnetic field between two magnets?

Acar travels along a highway with a velocity of 24 m/s, west. the car exits the highway; and 4.0 s later, its instantaneous velocity is 16 m/s, 45° north of west. what is the magnitude of the average acceleration of the car during the four-second interval?

With i really need the correct answer!

For which pair of objects would adding the same a