I'll give you a question, please answer with step-by-step reasoning process. Loss of someone you love can cause what kind of feeling in your heart?
Options:
- painful
- happy
- blind
- contagious
- bring joy

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
When people leave, connection is broken which causes pain. Pain is a negative emotion that happen in negative situation. Losing someone you love is negative situation.
The answer: painful.