How does the family's poverty contribute to the plot in this selection?
a. it helps the reader understand why the children would rather skate than do something that costs money.
b. it explains why the mother and the father are not skating on the frozen canal with their children.
c. it makes it more believable that hans must repair gretel's skates rather than buy new ones.
d. it is just a miscellaneous detail that tells the reader a little more about hans and gretel's family.