听一段材料，回答下面几个小题。
With whom do Polish people spend in Christmas?
A. Friends.
B. Their families.
C. Other relatives.
Why do people in Poland have to taste all the dishes on Christmas Eve?
A. Because if they don't do it, the one who cooks will be unhappy.
B. Because they have to tell what dishes are on the table.
C. Because if they don't do it, they may have bad luck in the following year.
Where do the children find presents?
A. In their bedroom.
B. In the dining room.
C. In the room where there is a Christmas tree.