Why is Mrs. Frank stricken with remorse in Act II, Scene 3?

She is upset because they have run out of potatoes.
She is sad that she and Anne cannot get along with one another.
She is feeling regret for the harsh way she treated Mr. Van Daan.
She is angry that Miep has disturbed them so late in the evening.

Match the description to the term. 1. textbooks conference usage 2. elements surround a word which clarify the meaning casual usage 3. the way in which english is used context 4. family and friends frozen usage 5. friends at a football game formal usage 6. teachers and employers intimate usage 7. making an appointment usage