Questions 24 and 25 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. Now listen to the news.

A．To warn us of the danger of smoking before children.
B．To warn people with breathing problems not to smoke.
C．To warn that mothers who smoke may affect their children.
D．To warn that fathers who smoke may affect their children as mothers.