Historian HW been served if he's been elected in 1928 Herbert Hoover would have been a great president it was of his misfortune to be a right the right man at the wrong time what does Vance mean by this

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.