Question

Please help? I dont get how to do this...

Which of the following describes a situation in which the total distance a soccer player travels is zero meters from his starting point?

The player runs 9 meters forward, and then runs 0 meters in the opposite direction.

The player runs 5 meters forward, and then runs 6 meters in the opposite direction.

The player runs 10 meters forward, and then runs 10 meters in the opposite direction.

The player runs 6 meters forward, and then runs 5 meters in the opposite direction.