Answer:
the answer is b: to explain how light travels
Explanation:
I think its c. i think if im big brain
the answers are
1. I put him through paces, first a trot followed by a gallop before slowing him down and taking him back to the cool of a shade tree.
3. the first marker was an old shack setting off the side of the road. it was about there that one of the horses trailing us began to pass.
4. but when the grey neared the third lead horse at the next marker, a huge double-trucked oak by the side of the road, i pulled up hard on the reins trying to keep him in check
