What did early chinese communities do to ensure good harvests?

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.

¿que tan importante puede ser nuestras decisiones en nuestra vida? explicar

Who created the continental drift theory?