Directions: In this section, you will hear two passages. At the end of each passage, you will hear three questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D).Passage OneQuestions 13 to 15 are based on the passage you have just heard.
A. It finally had enough supply of salt.
B. Its total population increased quickly.
C. Functional foods were easier to buy.
D. Most children had healthy iodine levels.