Answer:
A. making mistakes
Step-by-step explanation:
Bullying other people is not normal of humanity.
You should not give up on yourself, you should continue to work on yourself your whole life.
Apologizing all the time would not work because you don't want to hurt people all the time and apologize all the time.
The correct answer is making mistakes because it is normal. There is not one person in the whole world that did not make mistakes.