Read the text to answer question number 16 to 21

    There were a girl named Bawang Putih, she lived with her step mother and her step sister named Bawang Merah. Bawang Putih’s life was sad. Her step mother and her step sister treated Bawang Putih badly and always asked her to do all the household chores.

    One morning, Bawang Putih was washing some clothes in a river. Accidentally, her mother’s clothes fell down to the river. Finally she met an old woman. The old woman returned the clothes. She also gave Bawang Putih a small pumpkin.

    At home, Suddenly Bawang putih and her step mother and step sister were surprised. Inside the pumpkin they found jewelries. “Bawang Merah, hurry up. Go to the river then found the old woman and took big pumpkin. They were screaming. There were a lot of snakes inside the pumpkin!

    Finally both of them realized their mistakes. They apologized and Bawang Putih forgave them.

What is the story about?