Read the following context and choose the best option to answer the question.
Context: I threw a party for my boss at work to mark his 10 year anniversary for opening up his own business . It was a very small event , I even baked the cake . Thing is , the next day he barely spoke to me . He was even rude at one point .
Question: How might this person feel after their boss 's attitude ?
Options: 
- They will feel revengeful .
 - They will feel disappointed in their boss .
 - They will regret throwing them a party .
 - None of the above choices .


They will regret throwing them a party .