Your answer would be A, hope this helps : D
The answer to this would be A. This is the right answer because in he thesis it states, "Yet key technological developments caused a rapid growth in American urban areas." Hope this helped! BTW it would be awesome if you awarded this "brainliest answer"
The words around it show what your word means forinstenc:
- I love her pretty shoes.
Bridges are strong passages that are situated on top of oceans or cliffs. they provide a walkway or a road in order to support people to drive or walk across, without them having to go through major obstacles. the foundations of the bridge, which include the piers, cables and arches, support the bridge to stay intact without breaking apart.