题目内容:
Whichofthefollowingwouldbethesubjectofthetext?
A.Aloomingthreattobusiness-methodpatent B.Protectionforbusiness-methodpatentholder
C.Alegalcaseregardingbusiness-methodpatent
D.Aprevailingtrendforbusiness-methodpatent
参考答案:
答案解析: