Which religion became the strongest rival of christanity in mediterranean area during the time of the byzantine empire

What was eleanor roosevelt's most significant achievement?

Who was marshall mcluhan and what did he have to do with communication theory?

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.