<span>Their climate and soil were suited to large farms.</span>
When they traveled, they carried cheap luggage, which were called carpetbags. They were mass produced during this time (reconstruction era) and therefore, the many people coming down with them from the north were referred to derisively as carpetbaggers.
<span>technological advances that lowered transportation costs dramatically</span>
The answer is b hope this help I can’t really explain tho so hope it helps