They were used as a form of communication which made them so important
Answer:Causes of debt
Explanation: The French Crown's debt was caused by both individual decisions, such as intervention in the American War of Independence and the Seven Years' War, and underlying issues such as an inadequate taxation system.
A physical activity is a game, sport, exercise or other action that involves moving your body, especially one that makes your heart beat faster while exercise is planned, structured, and involves repetitive bodily movements. So, basically, exercise is a physical activity.