The concrete operational stage
Answer:
when one country trades goods with other counties.
Answer:
Option D.
Explanation:
Symposium-forum, is the right answer.
In symposium-forum, there are around three to four presenters and a chairperson. This format is most generally used in the events that provide opportunities to experts to propose their theory, findings, or their views about other experts' practices. In other words, the symposium is a convention or other assemblage for review of a topic, particularly one in which the members make presentations.
Answer:Weak mayor system
Explanation:Definition of weak mayor. Is a system in which the mayor doesn't hold any formal authority without the council.
The mayor doesn't have any power to either appoint or eliminate any officials in their positions and no power over council votes.
The weak-mayor system exist mostly in small towns of the United States with much smaller municipalities.
