This question has options. Select from options: Read this fact: "friction acts to counter the motion of two objects when their surfaces are touching"

Now answer this question: "Which relationship is true?"

OPTIONS:
A). a soccer pitch slows the ball down via magic;
B). a soccer pitch slows the ball down because it is wet;
C). a soccer pitch slows the ball down because there is always wind;
D). a soccer pitch slows the ball down via friction;
D).