When the information gathered by an author comes from reports and articles written by other authors, what is this source known as? OA a primary source
OB a secondary source
a report
a news source

a personal journal

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

What former head of the cuban secret service was charged with protecting the country's prime minister for nearly 50 years?

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.