Try C, i am not completely sure but i tried
The expanded form is adding all the digits so the answer is
700+50+7+0.9+0.02+0.003
Terrell ran 1,000 meters more than Victor. That's the answer because if you know 1 kilometer = 1,000 meters than do 3 kilometers times 1 kilometer = 3,000 meters. Than do 4,000 meters -3,000 meters to get 1,000 meters. so the answer is Terrell ran 1,000 meters more than Victor.
