Answer: C. horse and buggy
Explanation: From about 1811-1840 the Oregon Trail was laid down by traders and fur trappers. It could only be traveled by horseback or on foot. By the year 1836, the first of the migrant train of wagons was put together.
Picture for reference:
Answer:
Ramps for people with wheelchairs
Explanation:
A system in which the rulers run the government from s capital city is called a centralised government.