Answer: the answer is,
a) his bad temper! 
Explanation: he didn’t like Jiang, 
Chao begged Jiang to save him from 
the misfortune and promised to do 
anything.
- “You must promise to treat people better
and donate half of your possessions to the less fortunate villagers,” Jiang directed! 
Hope this, helped you the way it helped me!