Answer:
A. Sharp rocks often ruined their wagons' wooden wheels.
Explanation:
Travel by land in ancient Greece was challenging. Roads filled with stones and dirt that were dry and dusty during the summer. Using wooden wheel wagons was impossible, as the roads were uneven and filled with rocks. For transportation, Greeks used horses and donkeys for a short distance. When a large number of goods needed to transport, water transportation used. Greeks much more accustomed to the waterways than the road as they built and learned to travel by ships.
It changed the production because it made it substantially faster<span />
