听下面一段较长对话，回答以下小题。
【小题1】What did the man think of Americans?

A．Health-conscious.

B．Ignorant.

C．Lazy.

【小题2】Why does the man mention organic foods?

A．To show how influential American food culture is.

B．To show how people’s attitudes have changed.

C．To show that Americans are spending more on food.

【小题3】According to the woman, why are things different now?

A．People have access to more information.

B．People are more active in general.

C．People are more positive.

【小题4】What does the woman try to avoid?

A．Watching too much TV.

B．Eating fast food.

C．Driving her car.