An assembly for the discussion of common concerns that features experts in a given field who take opposite sides of an issue in a panel discussion and includes the opportunity for audience participation is known as a:

forum

Explanation:

A forum is a discussion that takes place among common people in the pressence of experts in the field in which the discussion is taking place.

The topic is analyzed through discussions in the favor of the motion and against the motion. This helps the people to critically think about the topic and arrive at the best path to take. It is a good way to deal with problems that everyone is dealing with as nobodies opinion is left unsaid.

Hence, the statement here describes a forum.

answer; /// i believe that the correct answer is ; /// renaissance,printing press, age of exploration and protestant reformation;

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.