Which of the following actions in Act Two reveals a character trait not previously seen by the audience?

a
Mr. Dussel carefully divides the remaining potatoes into piles for each person
b
Mrs. Frank demands that the Van Daans leave and find another hiding place.
c
Margot willingly lends Anne her high-heeled shoes for the evening.
d
Mr. Frank comforts the others as the soldiers pound violently on the door below.