1. Egypt and Sumer both had strong governments. The people of these nations invented and discovered many things. How did government help invention and discoveries to happen?

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.