Ответ:

1. Gessler is cruel man that ruled over the people in Switzerland.

2. William Tell was a man who was not afraid of Gessler

3. Gessler told his men to place William Tell's son in the square with apple on his head.

4. They were afraid because they thought Gessler would kill them.

5. William Tell had to hit the apple to save his son

6. William Tell had second arrow in his hand because he would shoot the arrow at the Gessler if something happened to his son.