A father and his seven years old son are...

A father and his seven years old son are facing each other on ice skates. With their hands, they push off against one another. Regarding the forces that act on them as a result of this and the acceleration they experience, which of the following is correct ?

Father exerts more force on the son and experiences less acceleration

Son exerts less force on the father and experiences more acceleration

Father exerts as much force on the son as the son exerts on the father, but the father experiences less acceleration

Father exerts as much force on the son as the son exerts on the father, but the father experiences more acceleration

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