A centrally planned economy oppose these basic economic characteristics- Property owned by private individuals, Market pricing determination by supply and demand forces, encouragement of competition among the companies and providing a wide range of choice to consumer.
As a student of being online it was hard to participate because no one usually followed a simple rule we would all use in school. Some argued back and forth with each other. I would say let the teacher decide who they would like to pick on and wait on your turn and remain muted.
