III: Read the passage and choose the best answer  

The story of Chung Cakes and Day Cakes
According to legend, King Hung wanted to choose one son as a successor to his throne. He summoned all of his sons, and told them that whoever could bring him the most precious offering to the altar of the ancestors, would be awarded the throne.
All of the princes traveled throughout the country in search of the tastiest and most exotic foods to offer their father, (21)________ Lang Lieu, the 18th prince. Being the poorest prince, he could not afford such luxurious foods and had no idea where to begin looking. One night, he dreamed of a genie (22)________ told him “There is nothing greater than the sky or the earth. And the rice grain is the most precious thing (23)________ the world. Now, use glutinous rice to make Chung Cake, a green and square cake, symbolizing  the earth*. Then use ground glutinous rice to make Day Cake, a white,  dome shaped cake, symbolizing the sky.” When he awoke, Lang Lieu was very happy and prepared the two kinds of cakes described by the genie. When the day of the contest came, Hung King was impressed by the favors and the meaning of Lang Lieu’s cakes. (24)________, he chose him as the successor to the throne. Since then, Chung
Cake and Day Cake became the (25)________ food for the Tet holidays.

21.     A. including                  B. despite              C. except
22.      A. he                             B. it                      C. who
23.      A. over                          B. in                     C. on

24.      A. Therefore                  B. Otherwise         C. Moreover
25.      A. ceremonial                B. traditional           C. customary