What changes in the patterns of Transportation developed from 1820 to 1860. A. The northern and southern states were more connected

B. Most roads, canals, and railroads were developed in the southern states

C. The northern and western states were more connected

D. Seaports and Atlantic and travel down the Mississippi river were the major means of transportation​

Which statement describes the central idea of the text? a. while the nigerian government has the wealth to improve the conditions in prisons, they continue to view it as a low priority. b. nigerian prisons neglect the physical and mental health of their prisoners by failing to provide them with basic necessities and services. c. the inhuman conditions in nigerian prisons could easily be improved, but the environment is considered part of prisoners' punishment. d. conditions in nigerian prisons are slowly improving as non-government organizations and citizens are providing much-needed equipment to the prisons.