单选题 Which of the following gives a best summary of the article?

A、 All kinds of animals are playing an important role in our lives.
B、 Without domestic animals, we need to spend a lot of time in hunting.
C、 All animals are important because they provide us with food.
D、 All animals can be both fun and instructive to children.

【正确答案】 A

【答案解析】[分析] 本题考查对全文的理解。B，C，D几个选项皆以偏概全，唯有A最全面。