Possible Clues:

• Reason, justification
• Old estate for growing has no end of disinvestment? This makes things clear
• No longer having power, the French people — reason?
• Reason (for an action)
• Excuse
• Justification for an action or belief
• Reason given for an action
• Excuse, for example
• Reason or justification (for something)
• That which makes meaning clear