Questions 11 to 18 are based on the conversation you have just heard.

A．With the lifestyle becoming fast, people don’t care about good food.
B．People in the same family have almost the same eating habits.
C．New food preparation technology has given us greater variety.
D．Parents want their children to be picky.

A．It marked the beginning of manufacturing small cameras.
B．It met the need of photographers in America and Europe.
C．It made picture-taking suddenly popular among ordinary people.
D．It made the work of professionals more enjoyable.