Between 1607 and 1820's
hope this helps
A guiding principle of the Articles was to preserve the independence and sovereignty of the states. The weak central government established by the Articles received only those powers which the former colonies had recognized as belonging to king and parliament.
Articles of Confederation - Establishing the Government
Each state had one vote.
Each state retained all powers not
expressly delegated to Congress.
Delegates to Congress were to be appointed by state legislatures.
States would not be deprived of western lands.
The answers would be A and D. These are both true. It is not true however that working hours for children were restricted, nor kids had to be twelve to work. Many children worked at a very young age and didn't have an education.