Answer:
Citing evidence is to show where in the text does your answer come from. That way, you have something to support your idea.
Explanation:
The answer should be A. Internal conflict is a struggle within a character’s self, including his or her thoughts and choices; external conflict is a struggle between the character and an outside force, like nature or another human.
the second bit is more formal, " You're six years old, aren't you?"
because, the other sounds very demanding or imperative, like as if you have to answer the question. so, it has to be the second line.