Given the question: Question: Tim is playing with his son. He rolls a ball to the boy across a rubber mat. After a few tries, he decides to try to roll it across the wooden floor instead. The ball goes at a higher speed on the wooden floor. This is because the _____ has more resistance. (A) rubber mat (B) wooden floor Do not use A and B to answer the question but instead, choose between "wood floor" and "rubber mat".
The answer is:
wood floor