Select the items that explain why people left the cities.

high cost of living
reduced mobility
increasing communication ability
crime rates
deteriorating buildings

All of the following were weaknesses of the articles of confederation, except: a) the central government was not permitted to regulate state, interstate, or foreign trade. b) the central government was not permitted to borrow money. c) the central government had little ability to regulate money. d) the central government had no ability to tax.