The author argues that______. A．animals have more passions than we usually admit B．non animal research is more effective than animal research C．to stop using animals is not only imperative but also feasible D．the pain and suffering imposed on animals should be removed
A. A．animals B.non C.to D.the
【参考答案】
D 根据第三段第一句“…wecannolongerignorethepainandsufferingofothe......