Answer:
they made their decisions by acclamation.
Answer: Correlation versus causation
Explanation:
Correlation is measuring the relationship between two variables, their size or direction, and causation is describing one event as a result of another event so it is showing us a relationship between two events. In this case, aggressive children would be a cause of watching and playing violet games, not games themselves.
This is called a "map legend" or a "map key". It's usually located on the side or on the bottom, whether some space is available and it lists the symbols used in the map along with their meaning.