Answer: C. 10 meters
Explanation:
If you look at the graph find the point where the graph is highest. At 10 meters(x), 7 minutes (y) you can see that this is the heighest point on the graph making it the farthest he is from home. You can also eliminate answers; D. 18 minutes because it is looking for distance not time; A. 18 meters because the graph does not go up to 18. You are then left with B. 8
and C. 10. The answer, however, is C. 10
I hope this helps! :))