I think the answer should be, B
That woman that looks at herself in the mirror for long minutes is very vain. Vain means excessively proud of one's appearence so when someone spends too much time in a mirror, they are considered vain. I have seen this in my daily life because so many women and men spend too much time in front of a mirror just looking at themeselves not even fixing up.
Answer:
B is the correct answer. I am correct.