How did the transcontinental railroad affect US commerce?
AThe railroad decreased commerce by making shipping more expensive.
BThe railroad increased commerce by making shipping easier and cheaper
CThe railroad led to major corruption in business, which hurt commerce.
DThe railroad decreased commerce by making trading posts disappear
AThe railroad decreased commerce by making shipping more expensive.
BThe railroad increased commerce by making shipping easier and cheaper
CThe railroad led to major corruption in business, which hurt commerce.
DThe railroad decreased commerce by making trading posts disappear