Help with Questions to Scarlet Pimpernel: Why does Lord Antony say

1.Why does Lord Antony say that the band of the Scarlet Pimpernel engage in their dangerous work for sport? What
is his motive?
2.Explain Marguerite’s behavior when she enters the inn and finds the De Tournay family.
3.What does Sir Percy do to confirm the common assumption that he is stupid?
4. What has prevented Marguerite from explaining her role in the denunciation of St. Cyr to Percy?
5. How does Marguerite feel about her husband now that they are estranged?
6. How does Marguerite react when Chauvelin asks for help to unmask the Scarlet Pimpernel?